Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Operating activities:
Net income (loss)	$ (53,183)	$ 28,847	$ 371,171
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Depreciation and amortization	6,160	8,570	10,962
Non-cash operating lease cost	3,090	5,501	4,240
Stock-based compensation	41,479	38,991	38,650
Deferred income taxes	(17,891)	2,710	(273,541)
Non-cash restructuring charges	0	228	(99)
Gain (Loss) on Extinguishment of Debt	3,092	0	0
Amortization of Debt Discount (Premium)	0	0	14,208
Other	(2,600)	1,022	2,243
Changes in operating assets and liabilities:
Accounts receivable, net	(14,478)	37,829	(8,142)
Inventory	20,865	(40,722)	11,505
Prepaid expenses and other assets	(7,649)	7,922	(17,513)
Accounts payable and other liabilities	(4,226)	(97,112)	56,262
Deferred revenue	(1,338)	11,961	19,207
Net Cash Provided by (Used in) Operating Activities	(32,863)	5,747	229,153
Investing activities:
Purchases of property and equipment, net	(1,520)	(3,447)	(5,545)
Purchases of marketable securities	(25,782)	(165,590)	(146,515)
Maturities of marketable securities	149,204	160,649	8,341
Net cash provided by (used in) investing activities	121,902	(8,388)	(143,719)
Financing activities:
Proceeds from issuance of common stock	3,876	4,760	7,490
Payment, Tax Withholding, Share-based Payment Arrangement	(8,008)	(13,410)	(17,379)
Payments for Repurchase of Common Stock	(40,000)	(39,619)	0
Early Repayment of Senior Debt	(46,250)	0	0
Repayments of Lines of Credit	0	(125,000)	0
Payments for Repurchase of Common Stock	40,000	39,619	0
Net cash used in financing activities	(90,382)	(173,269)	(9,889)
Effect of Exchange Rate on Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents	316	(1,442)	(2,112)
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect	(1,027)	(177,352)	73,433
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents	222,708	223,735	401,087
Interest Paid, Including Capitalized Interest, Operating and Investing Activities	1,976	4,258	6,127
Income Taxes Paid, Net	(537)	2,100	810
Capital Expenditures Incurred but Not yet Paid	$ 214	$ 215	$ 587