Income Taxes - Significant Components of Company's Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Deferred tax assets:
Accruals and reserves	$ 2,730	$ 1,133
Income tax credit carryforwards	1,591	3,150
Interest	4,095	1,351
Inventory	8,625	4,959
Legal settlement	3,789	4,693
Net operating losses	53,592	45,092
Stock-based compensation	2,256	1,182
Total deferred tax assets	76,678	61,560
Valuation allowance	(71,159)	(46,578)
Total deferred tax assets, net of valuation allowance	5,519	14,982
Deferred tax liabilities:
Property and equipment	(3,117)	(21)
Goodwill and intangibles	(2,344)	(1,972)
Investment in foreign partnership		(13,370)
Total deferred tax liabilities	(5,461)	(15,363)
Net deferred tax assets	$ 58
Net deferred tax (liabilities)		$ (381)