Income Taxes - Schedule of Gross Operating Loss Carryforwards and Tax Credit Carryforwards (Details) $ in Thousands	Jun. 30, 2021 USD ($)
Federal
Operating loss carryforwards:
Loss carryforwards	$ 47,755
Federal | Federal research and development credits
Tax credit carryforwards:
Tax credit carryforwards	79,211
Foreign
Tax credit carryforwards:
Tax credit carryforwards	20,493
Operating loss carryforwards:
Loss carryforwards	17,375
Loss carryforwards, Indefinite	48,884
State
Tax credit carryforwards:
Tax credit carryforwards	15,434
Tax credit carryforwards, Indefinite	39,125
Operating loss carryforwards:
Loss carryforwards	136,454
Loss carryforwards, Indefinite	$ 13,076