Income Taxes - Deferred Tax Assets (Liabilities) (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Feb. 18, 2019
Deferred tax assets:
Depreciation	$ 1,035
Settlement amount	985
Stock-based compensation	487
Lease liability	510
Net operating losses	19,094
Tax credits	238
Other	(32)
Total deferred tax assets	22,317
Less: valuation allowance	(794)
Deferred tax assets, net of valuation allowance	21,523
Deferred tax liabilities:
Intangible Assets	(41,316)
Right of use assets	(483)
Total deferred tax liabilities	(41,799)
Deferred Tax Liabilities, Net, Total	$ (20,276)	$ (39,908)