CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
Cash flows from operating activities:
Net income (loss)	$ 29,981	$ 26,172
Adjustments to reconcile net (loss) income to net cash provided by (used in) operating activities:
Depreciation and amortization	6,023	6,323
Allowance for doubtful accounts	893	401
Stock-based compensation expense	11,014	10,216
Non-cash provision for restructuring	495	841
Non-cash interest expense	367	386
Loss (gain) on extinguishment of debt	0	2,579
Loss on disposal of fixed assets	548	0
Unrealized foreign currency transaction gains	(2,769)	(1,400)
Provision for (benefit from) deferred taxes	1,238	1,388
Changes in operating assets and liabilities:
Accounts receivable	20,896	20,089
Inventories	(2,071)	4,353
Prepaid expenses and other assets	(5,624)	(1,343)
Accounts payable	8,050	590
Accrued expenses, compensation and benefits and other liabilities	(17,257)	(10,635)
Income taxes payable	(841)	(217)
Deferred revenue and contract assets	(25,380)	(16,525)
Net cash provided by operating activities	25,563	35,418
Cash flows from investing activities:
Purchases of property and equipment	(11,067)	(4,750)
Net cash used in investing activities	(11,067)	(4,750)
Cash flows from financing activities:
Proceeds from revolving credit facility	19,000	0
Proceeds from long-term debt	0	180,000
Repayment of debt	(4,515)	(208,142)
Payments for repurchase of common stock	(40,929)	(10,526)
Proceeds from the issuance of common stock under employee stock plans	468	363
Common stock repurchases for tax withholdings for net settlement of equity awards	(11,878)	(17,108)
Prepayment penalty on extinguishment of debt	0	(1,169)
Payments for credit facility issuance costs	(440)	(2,574)
Net cash (used in) provided by financing activities	(38,294)	(59,156)
Effect of exchange rate changes on cash, cash equivalents and restricted cash	(1,809)	(927)
Net decrease in cash, cash equivalents and restricted cash	(25,607)	(29,415)
Cash, cash equivalents and restricted cash at beginning of period	60,556	83,638
Cash, cash equivalents and restricted cash at end of period	34,949	54,223
Supplemental information:
Cash and cash equivalents	31,344	50,485
Restricted cash	2,413	1,422
Restricted cash included in other long-term assets	1,192	2,316
Total cash, cash equivalents and restricted cash shown in the statement of cash flows	34,949	54,223
Cash paid for income taxes	1,551	706
Cash paid for interest	3,095	6,354
Gain (Loss) on Forgiveness of Debt	$ 0	$ (7,800)