Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024
Cash flows from operating activities
Net earnings	$ 10,672	$ 20,040
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation and amortization	41,741	41,467
Amortization of premium/discount on marketable securities	(1,106)	1,531
Change in fair value of contingent consideration	7,660	(5,450)
Share-based compensation expense	15,575	12,449
Deferred income tax benefit	(11,152)	(13,597)
Inventory valuation write-down	1,467	2,022
Payment of contingent consideration	(4,900)	0
Other noncash adjustments, net	3,779	4,601
Changes in operating assets and liabilities:
Accounts receivable	1,246	(8,339)
Inventories	9,618	8,015
Prepaid expenses and other assets	4,870	(6,789)
Accrued product returns and rebates	12,211	20,845
Accounts payable and other liabilities	(2,547)	(2,770)
Net cash provided by operating activities	89,134	74,025
Cash flows from investing activities
Purchases of marketable securities	(259,113)	(317,680)
Maturities of marketable securities	266,605	217,774
Purchases of property and equipment	(782)	(312)
Net cash provided by (used in) investing activities	6,710	(100,218)
Cash flows from financing activities
Proceeds from issuance of common stock	5,318	4,569
Employee taxes paid related to net share settlement of equity awards	(3,387)	(1,341)
Payment of contingent consideration	(22,395)	0
Net cash provided by (used in) financing activities	(20,464)	3,228
Net change in cash and cash equivalents	75,380	(22,965)
Cash and cash equivalents at beginning of year	69,331	75,054
Cash and cash equivalents at end of period	144,711	52,089
Supplemental cash flow information
Cash paid for income taxes	$ 12,697	$ 20,762