Business Combinations (Narrative) (Details) - The MDE Group [Member]	Apr. 01, 2015 USD ($)
Business Acquisition [Line Items]
Acquired goodwill	$ 18,300,000
Contingent consideration liability	338,000
Contingent consideration maximum amount	12,500,000.0
Customer Relationships [Member]
Business Acquisition [Line Items]
Intangible customer relationship	$ 7,000,000