Consolidated Balance Sheets - USD ($) $ in Thousands	Jul. 01, 2017	Dec. 31, 2016
Current assets:
Cash and cash equivalents	$ 460,430	$ 170,861
Short-term investments	176,563	185,588
Receivables, net	1,036,980	944,943
Inventory	14,550	14,740
Prepaid expenses and other	323,703	303,229
Total current assets	2,012,226	1,619,361
Property and equipment, net	1,593,999	1,552,524
Software development costs, net	784,347	719,209
Goodwill	849,876	844,200
Intangible assets, net	522,584	566,047
Long-term investments	110,875	109,374
Other assets	184,734	219,248
Total assets	6,058,641	5,629,963
Current liabilities:
Accounts payable	259,092	238,134
Current installments of long-term debt and capital lease obligations	18,494	26,197
Deferred revenue	325,790	311,839
Accrued payroll and tax withholdings	184,893	211,554
Other accrued expenses	53,440	57,677
Total current liabilities	841,709	845,401
Long-term debt and capital lease obligations	524,921	537,552
Deferred income taxes and other liabilities	323,062	306,263
Deferred revenue	13,446	12,800
Total liabilities	1,703,138	1,702,016
Shareholders' Equity:
Common stock, $.01 par value, 500,000,000 shares authorized, 355,642,118 shares issued at July 1, 2017 and 353,731,237 shares issued at December 31, 2016	3,556	3,537
Additional paid-in capital	1,301,373	1,230,913
Retained earnings	4,424,784	4,094,327
Treasury stock, 24,089,737 shares at July 1, 2017 and December 31, 2016	(1,290,665)	(1,290,665)
Accumulated other comprehensive loss, net	(83,545)	(110,165)
Total shareholders' equity	4,355,503	3,927,947
Total liabilities and shareholders' equity	$ 6,058,641	$ 5,629,963