Subsequent Events (Details) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014
Subsequent Event [Line Items]
Earnout Payment	$ 500	$ 500
Subsequent Event [Member]
Subsequent Event [Line Items]
Subsequent Event, Date	Oct. 06, 2015
Subsequent Event, Description	Per the Hyperspring LLC Purchase Agreement, a $1.2 million payment was due to the former Hyperspring members if Hyperspring were successful in renewing its contract with the Tennessee Valley Authority ("TVA") for at least a two year period for substantially the same scope as was being provided at the acquisition date and with substantially the same economics. On September 24, 2015, TVA executed a three-year renewal contract with Hyperspring; accordingly, the Company paid the $1.2 million payment to the former Hyperspring members in October 2015.
Earnout Payment	$ 1,200