Revenue Recognition (Tables)

6 Months Ended

Jun. 30, 2024

Accounting Policies [Abstract]

Disaggregation of Revenue

Revenues for the three and six months ended June 30, 2024 and 2023 were as follows:

	Three Months Ended June 30,				Six Months Ended June 30,
	2024		2023		2024		2023
	(Amounts in thousands)
Product revenue	$	154,038	$	159,133	$	305,348	$	341,754
Royalty and other income		35		36		71		75
Total revenue	$	154,073	$	159,169	$	305,419	$	341,829

Summary of Receivables and Deferred Revenue from Contracts with Customers

The following table provides information about receivables and deferred revenue from contracts with customers as of June 30, 2024 and December 31, 2023 (amounts in thousands):

	June 30,		December 31,
	2024		2023
Balances from contracts with customers only:
Accounts receivable	$	123,245	$	124,161
Deferred revenue (included in accrued liabilities and    other noncurrent liabilities in the condensed    consolidated balance sheets)	$	14,461	$	10,755
Revenue recognized during periods presented relating to:
The beginning deferred revenue balance	$	6,818	$	18,751