Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
ASSETS:
Cash and cash equivalents	$ 610,430	$ 459,720
Accounts receivable, net	511,538	519,075
Inventories, net	193,766	204,923
Deferred taxes	54,199	64,464
Unbilled Receivables	96,409	86,945
Other current assets	45,763	38,210
Total current assets	1,512,105	1,373,337
Property, plant and equipment, net	110,876	117,310
Goodwill	4,710,691	4,549,998
Other intangible assets, net	1,978,729	2,039,136
Deferred taxes	27,496	28,773
Other assets	73,037	76,427
Total assets	8,412,934	8,184,981
LIABILITIES AND STOCKHOLDERS' EQUITY:
Accounts payable	143,847	150,313
Accrued Compensation	117,374	107,953
Deferred revenue	190,953	209,332
Other Accrued Liabilities, Current	160,738	153,712
Accrued liabilities	160,738	153,712
Income taxes payable	0	4,275
Deferred taxes	3,943	6,490
Current portion of long-term debt, net	11,092	11,016
Total current liabilities	627,947	643,091
Long-term debt, net of current portion	2,203,031	2,453,836
Deferred taxes	735,826	783,805
Other liabilities	90,770	91,199
Total liabilities	3,657,574	3,971,931
Commitments and contingencies (Note 9)
Stockholders' equity:
Common stock	1,021	1,013
Additional paid-in capital	1,325,338	1,229,233
Retained earnings	3,520,201	2,959,196
Accumulated other comprehensive earnings	(71,927)	43,083
Treasury stock	(19,273)	(19,475)
Total stockholders' equity	4,755,360	4,213,050
Total liabilities and stockholders' equity	$ 8,412,934	$ 8,184,981