Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
Cash flows from operating activities
Net earnings	$ 35,230	$ 50,982
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation and amortization	64,694	19,888
Navitor investment R&D expense (see Note 5)	0	15,000
Other income from Navitor (see Note 5)	(12,888)	0
Amortization of deferred financing costs and debt discount	1,582	13,037
Realized gains from sales of marketable securities	(14)	(221)
Amortization of premium/discount on marketable securities	3,215	(845)
Change in fair value of contingent consideration	1,894	(7,650)
Other noncash adjustments, net	7,983	(22)
Share-based compensation expense	13,307	13,874
Deferred income tax provision	(18,564)	(479)
Changes in operating assets and liabilities:
Accounts receivable	(14,958)	7,352
Inventories	(6,304)	(9,331)
Prepaid expenses and other assets	3,098	(13,351)
Accrued product returns and rebates	25,746	5,856
Accounts payable and other liabilities	(12,659)	(15,726)
Contingent consideration	(2,100)	0
Net cash provided by operating activities	89,262	78,364
Cash flows from investing activities
Purchases of marketable securities	(340,665)	(307,634)
Sales and maturities of marketable securities	173,189	152,546
Purchase of property and equipment and deferred legal fees paid	(422)	(2,005)
Acquisition of USWM, net of cash acquired	0	(950)
Net cash used in investing activities	(167,898)	(158,043)
Cash flows from financing activities
Payment of contingent consideration	(22,900)	0
Proceeds from issuance of common stock	9,594	5,520
Proceeds from governmental loan and grant	0	800
Net cash (used in) provided by financing activities	(13,306)	6,320
Net change in cash and cash equivalents	(91,942)	(73,359)
Cash and cash equivalents at beginning of year	203,434	288,640
Cash and cash equivalents at end of period	111,492	215,281
Supplemental cash flow information
Cash paid for interest on convertible notes	2,516	1,887
Cash paid for income taxes	14,558	25,111
Cash paid for operating leases	9,547	7,613
Noncash investing and financing activities
Lease assets obtained for new operating leases	973	4,120
Deferred legal fees and fixed assets included in accounts payable and accrued expenses	144	186
Property and equipment additions from utilization of tenant improvement allowance	$ 580	$ 0