Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Cash flows from operating activities:
Net income (loss)	$ 11,324	$ (11,761)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation	4,854	4,189
Impairment of property and equipment	626
Amortization of intangible assets	9,425	11,309
Net (gains) losses from investments	(2,365)	44
Deferred income taxes	(1,737)	(10,814)
Stock-based compensation	5,266	5,533
Operating lease right-of-use asset amortization and impairments	7,417	6,415
Amortization of deferred financing fees	490	474
Foreign currency (gains) losses	(2)	498
Changes in assets and liabilities, net of acquisitions:
Accounts receivable	29,955	22,476
Deferred commissions	5,295	840
Prepaid expenses and other current assets	404	(1,451)
Accounts payable	704	3,170
Accrued expenses and other liabilities	(33,548)	(9,976)
Deferred revenue	(6,902)	18,799
Operating lease liabilities	(6,204)	(6,216)
Net cash provided by operating activities	25,002	33,529
Cash flows from investing activities:
Acquisitions, net of cash acquired		(238,943)
Purchases of property and equipment	(5,110)	(4,666)
Other investing activity		30
Net cash used in investing activities	(5,110)	(243,579)
Cash flows from financing activities:
Proceeds from borrowings, net of costs		171,275
Payments on borrowings	(18,688)	(33,125)
Payment of debt issuance costs		(857)
Deferred acquisition payments		(766)
Proceeds from issuance of common stock under employee equity incentive plans	2,010	4,280
Taxes paid related to net share settlements of stock-based compensation awards	(951)	(130)
Net cash provided by (used in) financing activities	(17,629)	140,677
Effect of exchange rate changes on cash, cash equivalents and restricted cash	(2,254)	189
Net change in cash, cash equivalents and restricted cash	9	(69,184)
Cash, cash equivalents and restricted cash, beginning of period	69,192	140,296
Cash, cash equivalents and restricted cash, end of period	69,201	71,112
Supplemental disclosure of cash flow information:
Cash paid for interest	2,368	3,791
Cash (received) paid for income taxes	$ (273)	$ 2,540