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    2023-09-30 2023-06-30 2023-03-31 2022-12-31 2022-09-30 2022-06-30 2022-03-31 2021-12-31 2021-09-30 2021-06-30 2021-03-31 2020-12-31 2020-09-30 2020-06-30 2020-03-31 2019-12-31 2019-09-30 2019-06-30 2019-03-31 2018-12-31 2018-09-30 2018-06-30 2018-03-31 2017-12-31 2017-09-30 2017-06-30 2017-03-31 2016-12-31 2016-09-30 2016-06-30 2016-03-31
Common Stock Value 0.010.010.010.010.010.010.010.010.010.010.010.010.010.010.010.010.010.010.010.000.000.000.000.000.000.00NA0.00NANANA
Weighted Average Number Of Diluted Shares Outstanding 120.52115.61107.51NA97.6495.7679.93NA71.7569.6268.99NA68.4260.7547.9947.8947.8347.7131.46NANA22.9722.82NANANANA2.651.281.251.24
Weighted Average Number Of Shares Outstanding Basic 120.52115.61107.51NA97.6495.7679.93NA71.7569.6268.99NA68.4260.7547.9947.8947.8347.7130.30NANA22.9722.82NANANANA1.291.281.251.24
Earnings Per Share Basic -0.35-0.47-0.52-0.43-0.61-0.55-0.59-0.68-0.63-0.59-0.50-0.42-0.33-0.33-0.35-0.34-0.35-0.360.72NANA-0.54-0.54NANANANA0.07-4.56-3.00-4.31
Earnings Per Share Diluted -0.35-0.47-0.52-0.43-0.61-0.55-0.59-0.68-0.63-0.59-0.50-0.42-0.33-0.33-0.35-0.34-0.35-0.360.70NANA-0.54-0.54NANANANA0.07-4.56-3.00-4.31

    2023-09-30 2023-06-30 2023-03-31 2022-12-31 2022-09-30 2022-06-30 2022-03-31 2021-12-31 2021-09-30 2021-06-30 2021-03-31 2020-12-31 2020-09-30 2020-06-30 2020-03-31 2019-12-31 2019-09-30 2019-06-30 2019-03-31 2018-12-31 2018-09-30 2018-06-30 2018-03-31 2017-12-31 2017-09-30 2017-06-30 2017-03-31 2016-12-31 2016-09-30 2016-06-30 2016-03-31
Revenue From Contract With Customer Excluding Assessed Tax 7.7010.657.8014.695.574.282.040.010.010.010.010.010.010.800.010.040.840.2041.031.192.154.193.063.266.273.734.2912.003.266.213.70
Revenues 7.7010.657.8014.695.574.282.040.010.010.010.010.010.010.800.010.040.840.2041.031.192.154.193.063.266.273.734.2912.003.266.213.70
Operating Expenses 51.6467.1665.6060.5165.2156.0348.5948.0445.4040.8434.6228.7722.4320.5817.1616.6418.1417.9619.5923.9719.5616.8915.8317.6114.3212.8312.4010.799.1510.009.06
Research And Development Expense 30.5348.9747.2745.7150.6441.2335.8137.3735.2731.9527.4122.8616.5515.4112.2212.4313.7013.7715.1419.8215.1812.6612.2614.5511.4110.6310.118.857.558.177.44
General And Administrative Expense 12.8918.1918.3314.8014.5714.8012.7810.6710.128.887.215.915.885.174.944.214.444.194.444.154.384.233.573.062.902.202.301.941.601.831.62
Interest Expense 1.021.020.980.960.880.760.720.980.100.100.090.090.090.090.090.090.110.04NANANANANANANANANANANANANA
Interest Expense Debt NANANANANANA0.700.530.090.090.090.170.060.050.050.150.05NANANANANANANANANANANANANANA
Interest Paid Net 0.870.850.790.720.650.570.530.240.070.060.060.060.060.060.060.070.04NANANANANANANANANANANANANANA
Allocated Share Based Compensation Expense 4.006.646.415.315.385.355.494.864.934.584.041.991.921.661.611.261.281.161.161.071.050.960.740.380.370.350.260.230.200.13NA
Profit Loss -41.66-54.31-56.16-44.92-59.81-52.22-47.26-48.98-45.47-40.91-34.69-28.84-22.49-19.79-16.93-16.25-16.79-17.0721.90-22.43-17.07-12.35-12.40-13.97-7.73-8.95-8.061.26-5.84NANA
Other Comprehensive Income Loss Net Of Tax NANA0.16NANA-0.13NANANANANANA-0.000.01-0.03-0.000.020.010.010.030.050.07-0.01NANANANANANANANA
Net Income Loss -41.66-54.31-56.16-44.92-59.81-52.22-47.26-48.98-45.47-40.91-34.69-28.84-22.49-19.79-16.93-16.25-16.79-17.0721.90-22.43-17.07-12.35-12.40-13.97-7.73-8.95-8.061.26-5.84-3.77-5.36
Comprehensive Income Net Of Tax -41.61-54.37-56.00-44.84-59.92-52.34-47.26-48.98-45.47-40.91-34.69-28.84-22.49-19.78-16.95-16.25-16.77-17.0621.91-22.40-17.02-12.28-12.42-14.10-7.74-8.96-8.061.26-5.84-3.77NA
Net Income Loss Available To Common Stockholders Basic -41.66-54.31-56.16-44.92-59.81-52.22-47.26-48.98-45.47-40.91-34.69-28.84-22.49-19.79-16.93-16.25-16.79-17.0721.90-22.43-17.07-12.35-12.40-13.97-7.73-8.95-8.060.09-5.84-3.77-5.36
Net Income Loss Available To Common Stockholders Diluted -41.66-54.31-56.16-44.92-59.81-52.22-47.26-48.98-45.47-40.91-34.69-28.84-22.49-19.79-16.93-16.25-16.79-17.0721.90-22.43-17.07-12.35-12.40-13.97-7.73NANANANANANA

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Assets 262.90311.00296.19334.34314.85252.35258.27206.11217.59253.69247.91273.40290.13310.5295.86107.54121.66139.38149.3978.5094.38106.91115.75130.72142.9285.22NA105.09NANANA
Liabilities 210.71221.20231.90242.28224.62118.32117.7484.3762.0458.1749.9745.3136.8236.9532.7729.2228.6130.8725.3269.7164.52NANA60.72NANANANANANANA
Liabilities And Stockholders Equity 262.90311.00296.19334.34314.85252.35258.27206.11217.59253.69247.91273.40290.13310.5295.86107.54121.66139.38149.3978.5094.38106.91115.75130.72142.9285.22NA105.09NANANA
Stockholders Equity 52.2089.8064.2992.0690.23134.03140.53121.74155.55195.51197.94228.09253.31273.5663.0978.3293.05108.51124.078.7929.8545.6956.5569.9983.64-71.66NA-55.62NANANA

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Assets Current 249.74297.09281.81319.22300.04237.08241.47188.90199.36233.43231.95258.58274.93294.9080.29101.33114.70131.62141.0774.3190.05102.19111.36117.54136.7279.56NA102.17NANANA
Cash And Cash Equivalents At Carrying Value 186.28128.73122.83128.88184.08135.34230.06177.95191.71227.39228.43255.09270.94288.3860.4562.3558.20116.21137.2859.6361.6051.1432.3526.5950.7633.0588.52100.3086.8491.72NA
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents 186.76129.21123.30129.36184.56135.82230.53178.43192.19227.87228.75255.41271.26288.7060.7762.6758.52116.58137.6560.0161.9851.5132.7326.9651.1333.4288.89100.67NANANA
Accounts Receivable Net Current NANANA30.00NANANANANANANANANANANANA0.300.290.470.460.591.680.290.780.730.51NA1.05NANANA
Prepaid Expense And Other Assets Current 8.7510.507.898.519.9111.9511.4110.957.656.043.523.494.003.531.871.542.403.153.333.713.404.003.112.022.621.81NA0.82NANANA

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Property Plant And Equipment Net NANANA3.98NANANA1.97NANANA1.731.701.771.982.162.452.752.872.692.522.752.592.322.332.37NA2.48NANANA
Other Assets Noncurrent 0.480.520.590.660.620.722.252.362.934.613.522.152.152.101.451.451.451.501.501.501.801.971.800.370.383.28NA0.43NANANA

    2023-09-30 2023-06-30 2023-03-31 2022-12-31 2022-09-30 2022-06-30 2022-03-31 2021-12-31 2021-09-30 2021-06-30 2021-03-31 2020-12-31 2020-09-30 2020-06-30 2020-03-31 2019-12-31 2019-09-30 2019-06-30 2019-03-31 2018-12-31 2018-09-30 2018-06-30 2018-03-31 2017-12-31 2017-09-30 2017-06-30 2017-03-31 2016-12-31 2016-09-30 2016-06-30 2016-03-31
Liabilities Current 67.9374.9283.4091.5388.7971.4756.4647.5244.0240.4734.9230.0021.0722.4217.4924.0722.3823.9222.5969.4231.4431.8829.3431.8824.5131.43NA28.39NANANA
Accounts Payable Current 12.9516.9218.1613.9513.738.169.7812.325.8710.6511.748.344.537.164.607.307.306.526.9610.736.734.162.523.073.211.86NA2.07NANANA
Other Accrued Liabilities Current 0.520.520.410.640.290.250.490.280.110.120.130.070.070.060.050.040.230.230.370.450.550.500.580.230.340.18NA0.15NANANA
Accrued Liabilities Current 29.3233.4732.5943.1841.2034.2627.4828.7231.7123.3817.5016.1511.178.375.688.998.049.767.9412.3810.518.495.916.944.614.50NA3.43NANANA
Other Liabilities Current 0.941.010.980.990.240.230.230.240.250.130.130.090.090.090.090.090.090.080.080.13NANANANANANANANANANANA
Contract With Customer Liability Current 21.5920.5028.7730.6130.9226.2316.583.943.963.973.983.994.004.014.804.824.655.485.6046.2014.1519.2220.9021.64NANANANANANANA

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Long Term Debt 25.1625.0825.0024.9324.8524.7824.7024.635.084.875.014.984.94NANANANANANANANANANANANANANANANANANA
Long Term Debt Noncurrent 25.0025.0025.0024.9325.0025.0025.0024.635.205.035.204.984.943.263.734.204.67NANANANANANANANANANANANANANA
Other Liabilities Noncurrent 0.070.080.140.200.270.330.390.971.030.290.320.170.200.230.250.280.300.320.350.28NANANANANANANANANANANA
Operating Lease Liability Noncurrent 6.056.937.778.579.2910.0610.5711.2511.9012.549.7310.1610.6111.0411.290.681.261.822.38NANANANANANANANANANANANA

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Stockholders Equity 52.2089.8064.2992.0690.23134.03140.53121.74155.55195.51197.94228.09253.31273.5663.0978.3293.05108.51124.078.7929.8545.6956.5569.9983.64-71.66NA-55.62NANANA
Common Stock Value 0.010.010.010.010.010.010.010.010.010.010.010.010.010.010.010.010.010.010.010.000.000.000.000.000.000.00NA0.00NANANA
Additional Paid In Capital Common Stock 859.00855.00775.12746.89700.22684.11638.25572.21557.04551.53513.04508.50504.88502.64272.39270.66269.14267.83266.33172.97171.63170.45169.02168.02167.564.53NA3.55NANANA
Retained Earnings Accumulated Deficit -806.82-765.16-710.85-654.69-609.77-549.96-497.74-450.48-401.50-356.02-315.11-280.42-251.57-229.09-209.30-192.37-176.13-159.34-142.26-164.17-141.73-124.67-112.31-97.88-83.91-76.18NA-59.17NANANA
Accumulated Other Comprehensive Income Loss Net Of Tax 0.00-0.050.01-0.15-0.23-0.13NANANANANANANA0.00-0.000.030.030.01NA-0.01-0.04-0.09-0.16-0.15NANANANANANANA
Stock Issued During Period Value New Issues NA71.8821.80NA10.6339.9060.46NANA33.29NANANANANANANANA92.16NANANANANANANANANANANANA
Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value 4.006.646.41NA5.385.355.49NA4.934.584.041.991.921.661.611.261.281.161.161.131.050.960.74NANANANANANANANA

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Net Cash Provided By Used In Operating Activities -46.08-61.83-29.00-51.2354.60-44.78-7.96-42.40-36.10-34.47-27.02-17.32-20.20-15.94-21.25-12.58-16.28-14.20-24.69-15.90-10.47-11.45-17.39-11.00-11.08-9.69-10.9113.18-4.78NANA
Net Cash Provided By Used In Investing Activities 103.78-5.441.40-45.43-16.49-90.47-0.33-0.15-0.05-0.33-0.11-0.192.8114.9719.4316.50-41.77-12.1510.1313.7220.7329.8522.90-13.19-41.85-44.11-0.470.25-0.06NANA
Net Cash Provided By Used In Financing Activities -0.1573.1821.5541.4610.6440.5360.3928.800.4633.920.471.67-0.05228.89-0.090.23-0.015.2892.200.210.210.390.260.0270.64-1.66-0.400.02-0.04NANA

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Net Cash Provided By Used In Operating Activities -46.08-61.83-29.00-51.2354.60-44.78-7.96-42.40-36.10-34.47-27.02-17.32-20.20-15.94-21.25-12.58-16.28-14.20-24.69-15.90-10.47-11.45-17.39-11.00-11.08-9.69-10.9113.18-4.78NANA
Net Income Loss -41.66-54.31-56.16-44.92-59.81-52.22-47.26-48.98-45.47-40.91-34.69-28.84-22.49-19.79-16.93-16.25-16.79-17.0721.90-22.43-17.07-12.35-12.40-13.97-7.73-8.95-8.061.26-5.84-3.77-5.36
Profit Loss -41.66-54.31-56.16-44.92-59.81-52.22-47.26-48.98-45.47-40.91-34.69-28.84-22.49-19.79-16.93-16.25-16.79-17.0721.90-22.43-17.07-12.35-12.40-13.97-7.73-8.95-8.061.26-5.84NANA
Depreciation Depletion And Amortization 0.430.320.320.280.210.230.200.210.210.210.230.260.260.250.250.280.310.320.340.350.340.310.260.260.230.230.210.210.18NANA
Increase Decrease In Accounts Receivable 0.000.00-30.00NANANANANANANANANANANANA-0.300.01-0.180.01-0.13-1.091.39-0.500.050.22-0.20-0.340.24-1.60NANA
Increase Decrease In Accounts Payable -4.00-1.394.73-0.215.54-1.86-2.522.91-4.70-1.153.423.71-2.392.32-2.69-0.010.81-0.47-3.443.762.641.59-0.620.221.32-0.15-0.050.42-0.22NANA
Share Based Compensation 4.006.646.415.315.385.355.494.864.934.584.041.991.921.661.611.261.281.161.161.131.050.960.740.430.370.350.260.230.20NANA

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Net Cash Provided By Used In Investing Activities 103.78-5.441.40-45.43-16.49-90.47-0.33-0.15-0.05-0.33-0.11-0.192.8114.9719.4316.50-41.77-12.1510.1313.7220.7329.8522.90-13.19-41.85-44.11-0.470.25-0.06NANA
Payments To Acquire Property Plant And Equipment 0.470.400.910.790.430.660.330.150.050.330.110.190.200.030.070.000.030.210.370.280.270.550.270.710.10-0.140.47-0.250.06NANA

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Net Cash Provided By Used In Financing Activities -0.1573.1821.5541.4610.6440.5360.3928.800.4633.920.471.67-0.05228.89-0.090.23-0.015.2892.200.210.210.390.260.0270.64-1.66-0.400.02-0.04NANA

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Revenues 7.7010.657.8014.695.574.282.040.010.010.010.010.010.010.800.010.040.840.2041.031.192.154.193.063.266.273.734.2912.003.266.213.70
Revenue From Contract With Customer Excluding Assessed Tax 7.7010.657.8014.695.574.282.040.010.010.010.010.010.010.800.010.040.840.2041.031.192.154.193.063.266.273.734.2912.003.266.213.70
A2022 Merck Research Collaboration License Agreement 2.30NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
G S K Agreement 0.50NANANA0.70NANANANANANANANANANANANANANANANANANANANANANANANANANA
Limited Services, Janssen Agreement NANANANANA4.301.70NANANANANANANANANANANANANANANANANANANANANANANANA
Development Milestone Achieved, Collaboration And Commercial License Agreement Asana Bio Sciences 0.000.002.50NANANANANANANANANANANANANANANANANANANANANANANANANANANANA
Limited Services, Collaboration And Commercial License Agreement Asana Bio Sciences NANANA0.000.000.000.30NANANANANANA0.000.000.000.010.000.010.000.590.00NANANANANANANANANA
A2022 Merck Research Collaboration License Agreement NA2.503.10NANANANANANANANANANANANANANANANANANANANANANANANANANANANA
G S K Agreement NA0.600.70NA0.70NANANANANANANANANANANANANANANANANANANANANANANANANANA
Janssen Agreement NA7.501.5013.304.904.301.70NANANANANANANANANANANANANANANANANANANANANANANANA

Plots across concepts


IncomeStatement
Net Income Loss
Expenses
Interest Expense
Balance Sheet
Operating Lease Right Of Use Asset
Assets
Property Plant And Equipment Net
Current Assets
Prepaid Expense And Other Assets Current
NonCurrent Assets
Other Assets Noncurrent
Liabilities
Operating Lease Liability
Current Liabilities
Other Accrued Liabilities Current
Noncurrent Liabilities
Other Liabilities Noncurrent
Stockholders Equity
Retained Earnings Accumulated Deficit
CashFlow
Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInInvestingActivities
Payments To Acquire Property Plant And Equipment
Shares
Weighted Average Number Of Diluted Shares Outstanding
OperatingLeaseLiability
Operating Lease Liability Current
NonoperatingIncomeExpense
Interest Expense
LesseeOperatingLeaseLiabilityPaymentsDue
Lessee Operating Lease Liability Payments Due Year Four

Line plots across dimensions of each concept


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Revenue From Contract With Customer Excluding Assessed Taxus-gaap: Product Or Service, us-gaap: Type Of Arrangement
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:RelatedPartyTransactionsByRelatedParty
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Revenue From Contract With Customer Excluding Assessed Taxus-gaap: Related Party Transactions By Related Party
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Allocated Share Based Compensation Expenseus-gaap: Income Statement Location
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Allocated Share Based Compensation Expenseus-gaap: Award Type
us-gaap:StockholdersEquity
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Stockholders Equityus-gaap: Statement Equity Components
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(None,)
Property Plant And Equipment Grossus-gaap: Property Plant And Equipment By Type
us-gaap:StockholdersEquity
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(None,)
Stockholders Equityus-gaap: Statement Equity Components
us-gaap:StockIssuedDuringPeriodValueNewIssues
us-gaap:StatementEquityComponents
(None,)
Stock Issued During Period Value New Issuesus-gaap: Statement Equity Components
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:ProductOrService, us-gaap:TypeOfArrangement
(None, 'mrsn:CollaborationAndCommercialLicenseAgreementAsanaBioSciences')
Revenue From Contract With Customer Excluding Assessed Taxus-gaap: Product Or Service, us-gaap: Type Of Arrangement
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:RelatedPartyTransactionsByRelatedParty
(None,)
Revenue From Contract With Customer Excluding Assessed Taxus-gaap: Related Party Transactions By Related Party