Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2017	Dec. 31, 2016
Current assets:
Cash and cash equivalents	$ 538,908	$ 474,233
Fees receivable, net of allowances of $12,700 and $7,400 respectively	1,176,843	643,013
Deferred commissions	205,260	141,410
Prepaid expenses and other current assets	124,632	84,540
Assets held-for-sale	542,965	0
Total current assets	2,588,608	1,343,196
Property, equipment and leasehold improvements, net	221,507	121,606
Goodwill	2,987,294	738,453
Intangible assets, net	1,292,022	76,801
Other assets	193,742	87,279
Total Assets	7,283,173	2,367,335
Current liabilities:
Accounts payable and accrued liabilities	666,821	440,771
Deferred revenues	1,630,198	989,478
Current portion of long-term debt	379,721	30,000
Liabilities held-for-sale	145,845	0
Total current liabilities	2,822,585	1,460,249
Long-term debt, net of deferred financing fees	2,899,124	664,391
Other liabilities	577,999	181,817
Total Liabilities	6,299,708	2,306,457
Preferred stock:
$.01 par value, authorized 5,000,000 shares; none issued or outstanding	0	0
Common stock:
$.0005 par value, authorized 250,000,000 shares for both periods; 163,602,067 shares issued at December 31, 2017 and 156,234,415 shares issued at December 31, 2016	82	78
Additional paid-in capital	1,761,383	863,127
Accumulated other comprehensive income (loss), net	1,508	(49,683)
Accumulated earnings	1,647,284	1,644,005
Treasury stock, at cost, 72,779,205 and 73,583,172 common shares, respectively	(2,426,792)	(2,396,649)
Total Stockholders’ Equity	983,465	60,878
Total Liabilities and Stockholders’ Equity	$ 7,283,173	$ 2,367,335