Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020
Current assets:
Cash and cash equivalents	$ 445,995	$ 712,583
Fees receivable, net of allowances of $9,000 and $10,000, respectively	1,175,426	1,241,508
Deferred commissions	257,956	259,755
Prepaid expenses and other current assets	118,479	109,212
Total current assets	1,997,856	2,323,058
Property, equipment and leasehold improvements, net	322,610	336,765
Operating lease right-of-use assets	633,796	647,283
Goodwill	2,943,500	2,945,547
Intangible assets, net	777,441	806,998
Other assets	262,655	256,316
Total Assets	6,937,858	7,315,967
Current liabilities:
Accounts payable and accrued liabilities	703,439	952,431
Deferred revenues	2,088,463	1,974,548
Current portion of long-term debt	20,519	20,515
Total current liabilities	2,812,421	2,947,494
Long-term debt, net of deferred financing fees	1,949,078	1,958,286
Operating lease liabilities	765,125	780,166
Other liabilities	519,640	539,593
Total Liabilities	6,046,264	6,225,539
Stockholders’ Equity
Preferred stock, $0.01 par value, 5,000,000 shares authorized; none issued or outstanding	0	0
Common stock, $0.0005 par value, 250,000,000 shares authorized; 163,602,067 shares issued for both periods	82	82
Additional paid-in capital	2,003,473	1,968,930
Accumulated other comprehensive loss, net	(93,178)	(99,228)
Accumulated earnings	2,419,567	2,255,467
Treasury stock, at cost, 76,519,765 and 74,759,985 common shares, respectively	(3,438,350)	(3,034,823)
Total Stockholders’ Equity	891,594	1,090,428
Total Liabilities and Stockholders’ Equity	$ 6,937,858	$ 7,315,967