Acquisitions of and Investments in Businesses and Technologies (Details) (Subsequent Event [Member], USD $) In Thousands, unless otherwise specified	0 Months Ended
	May 02, 2014
SBG Innovatie [Member]
Business Combination, Description [Abstract]
Business Acquisition, Name of Acquired Entity	SBG Innovatie BV
Navtronics [Member]
Business Combination, Description [Abstract]
Business Acquisition, Name of Acquired Entity	Navtronics BVBA
SBG Innovatie and Affiliates [Member]
Business Combination, Description [Abstract]
Business Acquisition, Date of Acquisition Agreement	May 01, 2014
Business Combination, Consideration Transferred	$ 5,000
Contingent consideration, potential cash payment	$ 2,500
Contingent Consideration Term in Years	10 years