Income Taxes - Schedule of Significant Components of Net Deferred Tax Assets (Details) - USD ($) $ in Thousands	Jun. 30, 2021	Jun. 30, 2020
Deferred tax assets:
Federal and state net operating losses	$ 75,033	$ 75,615
Accrued expenses and reserves	6,597	4,972
Lease liability	4,258	5,366
Deferred revenue	5,093	5,038
R&D Credits	24,340	22,843
Share-based compensation expense	1,096	1,337
Capitalized research and development	2,088	2,683
Unicap	1,827	2,105
Fixed assets/intangibles	1,055	1,199
Section 163(j) interest	1,817	1,823
Other	1,082	1,290
Total deferred tax assets	124,286	124,271
Deferred tax liabilities:
Contract acquisition costs	(1,174)	(977)
Right of use assets	(3,533)	(4,508)
Debt	(5,612)
Total deferred tax liabilities	(10,319)	(5,485)
Valuation allowance	(113,476)	(118,300)
Net deferred tax assets	$ 491	$ 486