Acquisition (Narratives) (Details) - Secure [Member] - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Dec. 31, 2015
Business Combinations [Line Items]
Acquisition Date		Nov. 12, 2015
Name of acquired entity	Secure Communication Systems, Inc. and its subsidiaries (collectively referred to as Secure Technology or Secure)
Purchase price paid		$ 230,504
Goodwill	$ 153,499