Acquisition (Narrative) (Details) (USD $) In Thousands, unless otherwise specified	0 Months Ended
	Jul. 27, 2011	Dec. 31, 2013
Acquisition [Abstract]
Total purchase price of acquired entity	$ 5,094
Cash acquired in acquisition	862
Business acquisition, initial cash consideration paid	3,271
Business acquisition, deferred consideration	466
Business acquisition, working capital adjustment	656
Contingent consideration, maximum amount	818
Contingent consideration at fair value	$ 701	$ 559