Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020
Current Assets:
Cash and cash equivalents	$ 125,600	$ 90,257
Accounts receivable, net of allowance for expected credit losses of $731 and $708 as of March 31, 2021 and December 31, 2020, respectively	68,822	84,695
Deferred commissions	21,937	23,620
Prepaid expenses and other current assets	19,913	18,588
Total current assets	236,272	217,160
Property and equipment, net	26,513	27,032
Operating lease right-of-use assets	73,810	69,296
Goodwill	245,691	247,211
Intangible assets, net	73,898	77,995
Other assets	7,535	5,524
Total assets	663,719	644,218
Current Liabilities:
Accounts payable	380	657
Accrued expenses and other current liabilities	54,747	76,620
Current portion of long-term debt	12,500	12,500
Deferred revenue	216,522	179,968
Total current liabilities	284,149	269,745
Long-term debt, net of deferred financing fees	92,319	95,299
Non-current operating lease liabilities	74,567	70,323
Other non-current liabilities	20,447	23,085
Total liabilities	471,482	458,452
Commitments and contingencies (Note 4, 13)
Stockholders' Equity (Note 11):
Preferred stock, $0,01 par value Authorized - 500 shares; issued and outstanding - none
Common stock, $0.01 par value Authorized - 125,000 shares Issued - 23,755 and 23,648 shares as of March 31, 2021 and December 31, 2020, respectively Outstanding - 19,124 and 19,017 shares as of March 31, 2021 and December 31, 2020, respectively	238	236
Additional paid-in capital	234,752	230,128
Retained earnings	131,937	127,981
Treasury stock - 4,631 shares as of March 31, 2021 and December 31, 2020	(171,889)	(171,889)
Accumulated other comprehensive loss	(2,801)	(690)
Total stockholders’ equity	192,237	185,766
Total liabilities and stockholders’ equity	$ 663,719	$ 644,218