Goodwill and Intangible Assets (Narrative) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Goodwill and Intangible Assets Disclosure [Abstract]
Aggregate amortization expense for intangible assets	$ 1,075	$ 466	$ 2,133	$ 884