CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
Operating activities
Net (loss) income	$ (18,260)	$ 88,505
Adjustments to reconcile net (loss) income to net cash (used in) provided by operating activities:
Amortization expense	56,424	33,590
Depreciation expense	1,371	864
Deferred income taxes	(9,410)	(62,649)
Stock-based compensation expense	11,827	13,395
Non-cash lease expense	429	15
Non-cash interest expense for amortization of debt discount and issuance costs	3,435	1,795
Changes in operating assets and liabilities:
Accounts receivable	(36,165)	(6,778)
Inventory	17,007	(4,498)
Prepaid expenses and other assets	245	(1,301)
Accounts payable	2,426	(2,472)
Accrued expenses	(7,659)	2,969
Accrued rebates, returns and discounts	(6,538)	(13,330)
Operating lease assets and liabilities	4
Net cash provided by operating activities	15,136	50,105
Investing activities
Purchases of property and equipment	(569)	(1,153)
Acquisition of BDSI (net of cash acquired)	(572,069)
Net cash used in investing activities	(572,638)	(1,153)
Financing activities
Proceeds from issuances of common stock from employee stock purchase plans	203	358
Proceeds from the exercise of stock options	4,806	8,274
Payments made for employee stock tax withholdings	(3,893)	(3,929)
Repayment of term notes	(25,000)	(25,000)
Proceeds from term note modification	517,682
Net cash provided by (used in) financing activities	493,798	(20,297)
Net (decrease) increase in cash, cash equivalents and restricted cash	(63,704)	28,655
Cash, cash equivalents and restricted cash at beginning of period	188,973	176,663
Cash, cash equivalents and restricted cash at end of period	125,269	205,318
Reconciliation of cash, cash equivalents and restricted cash to the Consolidated Balance Sheets:
Cash and cash equivalents	122,722	202,771
Restricted cash	2,547	2,547
Total cash, cash equivalents and restricted cash	125,269	205,318
Supplemental disclosure of cash flow information
Cash paid for interest	17,752	9,348
Cash paid for income taxes	6,776	876
Supplemental disclosure of non-cash activities
Acquisition of property and equipment in accounts payable and accrued expenses	$ 105	55
Inventory used in the construction and installation of property and equipment		$ 516