CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Cash flows from operating activities:
Net loss	$ (92,222)	$ (46,677)	$ (42,731)
Adjustments to reconcile net loss to net cash provided by operating activities:
Deferred income taxes	(2,781)	(10,468)	161
Depreciation and amortization	22,194	16,170	10,633
Stock-based compensation	120,633	79,405	59,573
Other	5,504	3,915	1,071
Changes in operating assets and liabilities:
Accounts receivable	(51,256)	(17,228)	(20,012)
Prepaid expenses and other assets	(2,929)	(46,207)	(19,372)
Accounts payable, accrued expenses and accrued compensation	409	24,330	(5,282)
Deferred revenue	132,622	92,486	71,383
Other current and noncurrent liabilities	(1,023)	1,039	8,808
Net cash provided by operating activities	131,151	96,765	64,232
Cash flows from investing activities:
Purchases of property and equipment	(9,359)	(3,887)	(18,882)
Capitalized software development costs	(9,789)	(2,674)	(1,395)
Purchases of short-term investments	(266,693)	(282,438)	(184,516)
Sales and maturities of short-term investments	234,569	160,874	209,148
Purchases of other investments	(10,000)	(5,000)	0
Business combinations, net of cash acquired	(66,767)	(258,465)	(276)
Net cash (used in) provided by investing activities	(128,039)	(391,590)	4,079
Cash flows from financing activities:
Payments on term loan	(3,750)	0	0
Proceeds from term loan	0	375,000	0
Credit facility issuance costs	0	(9,348)	(333)
Proceeds from stock issued in connection with the employee stock purchase plan	14,791	13,736	13,040
Proceeds from the exercise of stock options	11,721	18,268	21,709
Other financing activities	556	(10)	1,987
Net cash provided by financing activities	23,318	397,646	36,403
Effect of exchange rate changes on cash and cash equivalents and restricted cash	(3,835)	(3,013)	(916)
Net increase in cash and cash equivalents and restricted cash	22,595	99,808	103,798
Cash and cash equivalents and restricted cash at beginning of year	278,271	178,463	74,665
Cash and cash equivalents and restricted cash at end of year	300,866	278,271	178,463
Supplemental disclosure of cash flow information:
Cash paid for interest	16,047	4,978	335
Cash paid for income taxes, net of refunds	10,582	6,481	5,729
Supplemental cash flow information related to leases:
Cash payments for operating leases	$ 6,113	$ 7,657	$ 8,807