Composition of Certain Balance Sheet Items (Tables)

3 Months Ended

Mar. 31, 2020

Balance Sheet Related Disclosures [Abstract]

Schedule of composition of inventory, current

Inventory

	March 31, 2020		December 31, 2019
	(in thousands)
Raw materials	$	—	$	1,389
Work in progress	10,024		10,086
Finished goods	6,123		5,930
Total inventory	16,147		17,405
Less strategic inventory classified as non-current	(11,063)		(11,981)
Total inventory classified as current	$	5,084	$	5,424

Schedule of composition of inventory, noncurrent

Inventory

	March 31, 2020		December 31, 2019
	(in thousands)
Raw materials	$	—	$	1,389
Work in progress	10,024		10,086
Finished goods	6,123		5,930
Total inventory	16,147		17,405
Less strategic inventory classified as non-current	(11,063)		(11,981)
Total inventory classified as current	$	5,084	$	5,424

Schedule of property and equipment

Property and Equipment

	March 31, 2020		December 31, 2019
	(in thousands)
Furniture and equipment	$	304	$	304
Software	1,609		1,541
Leasehold improvements	533		533
	2,446		2,378
Less accumulated depreciation	(1,566)		(1,328)
	$	880	$	1,050

Schedule of other accrued liabilities

Accrued and other liabilities

	March 31, 2020		December 31, 2019
	(in thousands)
Government rebates	$	9,275	$	8,209
Income taxes payable	4,210		472
Accrued compensation	3,837		12,331
Accrued selling and marketing costs	707		491
Legal fees	697		1,087
Professional fees	421		367
Accrued manufacturing costs	180		33
Other	263		279
Total accrued and other liabilities	$	19,590	$	23,269