Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020
Operating activities:
Net income	$ 20,970	$ 15,515
Adjustments to reconcile net income to net cash flows from operating activities
Depreciation	97	467
Accretion of debt discount and loan costs	264	231
Amortization of intangible assets	5,262	5,248
Provision for/(release of) inventory obsolescence	1,100	(297)
Stock-based compensation expense	5,024	7,845
Net change in operating lease assets and liabilities	(30)	0
Changes in assets and liabilities:
Accounts receivable	(9,422)	(5,040)
Inventories	(6,731)	(7,278)
Prepaid expenses and other assets	(1,856)	(1,985)
Accounts payable and accrued liabilities	12,005	(701)
Taxes payable	606	(40)
Net cash flows provided by operating activities	27,289	13,965
Investing activities:
Product acquisitions	(6,456)	0
Acquisitions of property, plant and equipment	(415)	0
Net cash flows used in investing activities	(6,871)	0
Financing activities:
Payment on notes payable	(20,000)	0
Proceeds from notes payable	0	20,000
Proceeds from exercise of stock options	611	2,761
Payment on share repurchase	(11,903)	0
Payment on deferred financing fees	0	(437)
Net cash flows (used in)/provided by financing activities	(31,292)	22,324
Net change in cash and cash equivalents	(10,874)	36,289
Cash and cash equivalents at beginning of period	111,584	63,888
Cash and cash equivalents at end of period	100,710	100,177
Cash paid for interest	5,726	5,037
Cash paid for taxes	$ 1,275	$ 318