Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended				12 Months Ended
	Dec. 31, 2023	Mar. 31, 2023	Dec. 31, 2022	Mar. 31, 2022	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Cash flows from operating activities:
Net income (loss)	$ (57,233)	$ (28,048)	$ (7,788)	$ (15,142)	$ (162,833)	$ (82,340)	$ 2,062	$ (23,900)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Stock-based compensation					8,064	14,400	13,172
Depreciation and amortization					8,575	2,621	1,344
Amortization of contract acquisition costs					8,847	3,200	1,857
Amortization of debt issuance costs					2,236	1,355	710
Unrealized loss on foreign exchange forward					0	558	0
Impairment of capitalized cloud computing costs					0	0	182
Change in deferred tax assets					11	188	(135)
Provision for credit losses					7,381	1,787	87
Accretion of discount on investment securities and investment income, net					1,048	0	0
Loss on disposal of property and equipment					0	168	0
Changes in assets and liabilities:
Accounts receivable					(4,940)	(15,900)	(9,574)
Inventories					15,574	(36,305)	(10,936)
Other current assets and prepaid expenses					4,137	(10,049)	(5,765)
Other long-term assets					(6,243)	(8,091)	(7,128)
Accounts payable					(14,866)	20,979	1,207
Accrued liabilities					(3,221)	3,282	21,608
Operating leases, net					(58)	56	141
Deferred revenue					(1,582)	2,673	(412)
Net cash provided by (used in) operating activities					(137,870)	(66,995)	1,235
Cash flows from investing activities:
Acquisition of property and equipment					(33,010)	(22,698)	(1,015)
Disposal of property and equipment					0	0	71
Proceeds from maturities of marketable investments					193,903	158,000	0
Purchase of marketable investments					(23,467)	(329,484)	0
Net cash provided by (used in) investing activities					137,426	(194,182)	(944)
Cash flows from financing activities:
Proceeds from exercise of stock options and employee stock purchase plan					1,323	2,723	2,765
Purchase of capped call					0	(56,680)	(16,134)
Payment of issuance costs of capped call					0	(352)	0
Proceeds from issuance of convertible notes					0	360,000	138,250
Payment of issuance costs of convertible notes					0	(11,202)	(4,717)
Extinguishment of convertible notes					0	(45,776)	0
Taxes paid related to net share settlement of equity awards					(3,297)	(5,256)	(2,176)
Payments on finance lease obligation					(594)	(520)	(462)
Net cash provided by (used in) financing activities					(2,568)	242,937	117,526
Net increase (decrease) in cash, cash equivalents, and restricted cash					(3,012)	(18,240)	117,817
Cash, cash equivalents, and restricted cash at beginning of year		$ 146,624		$ 164,864	146,624	164,864	47,047
Cash, cash equivalents, and restricted cash at end of year	$ 143,612		$ 146,624		143,612	146,624	164,864	$ 47,047
Supplemental disclosure of cash flow information:
Cash paid for interest					11,696	5,486	1,663
Cash paid for income taxes, net of refunds					1,418	2,004	891
Supplemental non-cash investing and financing activities:
Issuance of common stock in repayment of convertible notes					0	55,947	0
Assets acquired under finance lease					1,853	689	828
Assets acquired under operating lease					57	908	123
Extinguishment of PPP loan					0	0	7,185
Debt issuance cost accrued					0	635	0
Capped call costs accrued					0	100	0
Transfer of inventory to property and equipment					0	12,180	0
Transfer of property and equipment to inventory					27,757	0	0
Acquisition of property, equipment and software					5,090	4,131	0
PPP loan
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Loss on debt extinguishment					0	0	(7,185)
Convertible Debt
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Loss on debt extinguishment					$ 0	$ 34,423	$ 0