CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Current assets:
Cash and cash equivalents	$ 185,797	$ 271,382
Accounts receivable, net of allowance for credit losses of $262 and $132, respectively	69,555	54,091
Restricted cash	827	1,909
Prepaid expenses and other current assets	18,548	19,202
Total current assets	274,727	346,584
Other assets:
Property and equipment, net	2,935	3,872
Operating lease, right of use assets	12,634
Goodwill	703,371	518,592
Intangible assets, net of accumulated amortization of $169,329 and $127,172, respectively	511,823	396,445
Deferred income taxes	4,073	2,744
Other long-term assets	2,167	1,163
Total assets	1,511,730	1,269,400
Current liabilities:
Accounts payable	7,458	6,394
Accrued expenses	29,830	30,729
Current portion of deferred revenue	45,496	30,662
Current portion of long-term debt	3,020	4,680
Other current liabilities	6,421	2,880
Total current liabilities	92,225	75,345
Long-term liabilities:
Deferred revenue, net of current portion	1,531	545
Deferred income taxes	76,098	75,894
Operating lease liabilities, net of current portion	8,256
Long-term debt, net of current portion and debt discount	291,746	294,100
Other long-term liabilities	25	1,384
Total liabilities	469,881	447,268
Commitments and contingencies (Note 12)
Stockholders' equity:
Preferred shares, $0.01 par value, 50,000,000 and no shares authorized as of December 31, 2021 and 2020, respectively, no shares issued and outstanding as of December 31, 2021 and 2020, respectively	0	0
Common shares, 0.01 par value, 600,000,000 shares authorized, 159,658,948 and 152,979,479 shares outstanding at December 31, 2021 and 2020, respectively	1,596	1,529
Additional paid-in capital	1,119,821	884,528
Accumulated deficit	(75,604)	(62,338)
Accumulated other comprehensive loss	(3,926)	(1,587)
Treasury stock at cost, 1,100 and no shares at December 31, 2021 and 2020, respectively	(38)
Total stockholders' equity	1,041,849	822,132
Total liabilities and stockholders' equity	$ 1,511,730	$ 1,269,400