Goodwill and Intangible Assets - Schedule of Carrying Amounts of Indefinite-Lived Goodwill (Details) $ in Thousands	9 Months Ended
	Sep. 30, 2015 USD ($)
Balance beginning period	$ 25,510
Goodwill from En Pointe acquisition	39,201
Balance ending period	64,711
Commercial [Member]
Balance beginning period	25,510
Goodwill from En Pointe acquisition	32,133
Balance ending period	$ 57,643
Public Sector [Member]
Balance beginning period
Goodwill from En Pointe acquisition	$ 7,068
Balance ending period	$ 7,068