Acquisitions (Acquisition Related Costs) (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
RBI
Business Acquisition [Line Items]
Total acquisition related costs	$ 381,000		$ 1,389,000
RBI | Selling, general and administrative costs
Business Acquisition [Line Items]
Total acquisition related costs	209,000		1,159,000
RBI | Cost of sales
Business Acquisition [Line Items]
Total acquisition related costs	172,000		230,000
September 2013 Acquisition
Business Acquisition [Line Items]
Total acquisition related costs	0	$ (781,000)	(480,000)	$ (1,315,000)
September 2013 Acquisition | Selling, general and administrative costs
Business Acquisition [Line Items]
Total acquisition related costs	0	(781,000)	(480,000)	(1,521,000)
September 2013 Acquisition | Cost of sales
Business Acquisition [Line Items]
Total acquisition related costs	$ 0	$ 0	$ 0	$ 206,000