Goodwill and Other Intangible Assets (Details) (USD $) In Thousands, unless otherwise specified				3 Months Ended		3 Months Ended
	Mar. 31, 2014	Feb. 25, 2014	Dec. 31, 2013	Mar. 31, 2014 Facility management contracts	Dec. 31, 2013 Facility management contracts	Mar. 31, 2014 Technology	Dec. 31, 2013 Technology	Mar. 31, 2014 Trade names	Dec. 31, 2013 Trade names
Schedule of Finite and Indefinite-Lived Intangible Assets [Line Items]
Weighted Average Useful Life (years)				13 years 4 months 24 days		7 years
Gross Carrying Amount				$ 156,756	$ 151,604	$ 22,012	$ 21,200
Accumulated Amortization	(57,035)		(53,404)	(47,520)	(44,646)	(9,515)	(8,758)	0	0
Net Carrying Amount	121,733			109,236	106,958	12,497	12,442
Trade name (Indefinite lived)								45,400	44,000
Intangible Assets, Gross (Excluding Goodwill)	224,168		216,804
Intangible Assets, Net (Excluding Goodwill)	$ 167,133	$ 7,400	$ 163,400