Acquired Intangible Assets Amortization (Detail) (Eclipsys, USD $) In Thousands, unless otherwise specified	1 Months Ended
	Aug. 24, 2010
Business Acquisition [Line Items]
Intangible assets, fair Value	$ 377,000
Maintenance and Outsourcing Agreements
Business Acquisition [Line Items]
Intangible assets, useful Life (in years)	20 years
Intangible assets, fair Value	59,000
Hosting Agreements
Business Acquisition [Line Items]
Intangible assets, useful Life (in years)	15 years
Intangible assets, fair Value	26,000
Service Agreements
Business Acquisition [Line Items]
Intangible assets, useful Life (in years)	12 years
Intangible assets, fair Value	37,000
Developed Technology
Business Acquisition [Line Items]
Intangible assets, useful Life (in years)	7 years
Intangible assets, fair Value	69,000
Core Technology
Business Acquisition [Line Items]
Intangible assets, useful Life (in years)	12 years
Intangible assets, fair Value	95,000
Trade Names
Business Acquisition [Line Items]
Intangible assets, useful Life (in years)	3 years
Intangible assets, fair Value	13,000
Maintenance And Outsourcing Contract Backlog
Business Acquisition [Line Items]
Intangible assets, useful Life (in years)	5 years
Intangible assets, fair Value	48,000
Hosting Contract Backlog
Business Acquisition [Line Items]
Intangible assets, useful Life (in years)	6 years
Intangible assets, fair Value	16,000
Services Backlog
Business Acquisition [Line Items]
Intangible assets, useful Life (in years)	2 years
Intangible assets, fair Value	$ 14,000