Goodwill and Intangible Assets - Carrying Amount of Goodwill (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Goodwill [Roll Forward]
Beginning Balance			$ 6,334
Addition due to acquisition			22,653
Impairment	(21,000)	0	(21,000)	0
Ending Balance	7,987		7,987
Managed Services
Goodwill [Roll Forward]
Beginning Balance			6,334
Addition due to acquisition			0
Impairment			0
Ending Balance	6,334		6,334
Cloud And Data Services
Goodwill [Roll Forward]
Beginning Balance			0
Addition due to acquisition			22,653
Impairment			(21,000)
Ending Balance	$ 1,653		$ 1,653