Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Operating activities
Net loss	$ (63,447)	$ (71,419)
Adjustments to reconcile net loss to net cash provided by operating activities
Stock-based compensation	44,938	37,209
Depreciation and amortization	16,874	15,147
Accretion of discounts on marketable debt securities, net	(1,632)	0
Abandonment of long-lived assets	441	0
Noncash operating lease expense	2,628	2,156
Unrealized foreign currency loss (gain), net	408	(477)
Deferred income taxes	2	(352)
Provision for (benefit from) credit losses	1,726	(98)
Increase in fair value of strategic investments	(36)	0
Changes in operating assets and liabilities
Accounts receivable	42,948	34,473
Deferred contract cost assets	(460)	(4,066)
Prepaid expenses and other assets	4,549	(5,175)
Accounts payable	4,648	339
Accrued expenses and other liabilities	(28,181)	(4,357)
Deferred revenue	6,489	8,774
Operating lease liabilities	(2,620)	(1,870)
Net cash provided by operating activities	29,275	10,284
Investing activities
Purchases of property and equipment	(2,173)	(7,525)
Capitalized software development costs	(7,951)	(7,632)
Purchases of strategic investments	(149)	(2,329)
Purchases of marketable securities	(89,996)	0
Maturities of marketable securities	103,909	0
Originations of materials financing	(9,077)	0
Customer repayments of materials financing	5,358	0
Settlement of post-close working capital adjustments from business combinations	0	1,291
Net cash used in investing activities	(79)	(16,195)
Financing activities
Proceeds from stock option exercises	3,722	6,907
Principal payments under finance lease agreements, net of proceeds from lease incentives	(410)	(365)
Net cash provided by financing activities	3,312	6,542
Net increase in cash, cash equivalents and restricted cash	32,508	631
Effect of exchange rate changes on cash	(256)	175
Cash, cash equivalents and restricted cash, beginning of period	299,816	589,212
Cash, cash equivalents and restricted cash, end of period	332,068	590,018
Reconciliation of cash, cash equivalents and restricted cash to the condensed consolidated balance sheets
Cash and cash equivalents	328,964	586,914
Restricted cash, non-current at end of period included in other assets	3,104	3,104
Cash, cash equivalents and restricted cash, end of period	332,068	590,018
Supplemental disclosure of cash flow information
Cash paid for interest other than finance leases	0	38
Cash paid for income taxes, net of refunds received	79	98
Stock-based compensation capitalized for cloud-computing arrangement costs	69	44
Cash received for lease incentives	239	405
Operating cash flows from finance leases	496	511
Operating cash flows from operating leases	3,119	2,518
Financing cash flows from finance leases	496	454
Noncash investing and financing activities:
Purchases of property and equipment included in accounts payable and accrued expenses at period end	1,306	1,521
Capitalized software development costs included in accounts payable and accrued expenses at period end	2,088	1,829
Deferred offering costs included in accounts payable and accrued expenses at period end	0	270
Stock-based compensation capitalized for software development	2,053	2,122
Conversion of available-for-sale debt securities into equity securities	0	3,292
Right of use assets obtained in exchange for operating lease liabilities	2,615	6,993
Noncash net change due to operating lease remeasurement	$ 0	$ (1,676)