Fair Value Measurements (Textual) (Details) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Fair Value (Textual) [Abstract]
Other than temporary change in marketable securities		$ 0	$ 0	$ 753
Assets Held-for-sale, at Carrying Value	2,179	0	2,179
Asset impairment charges	1,571		1,571
Co Two Solutions [Member]
Fair Value (Textual) [Abstract]
Number of common shares fair value (shares)		10,000,000
Other than temporary change in marketable securities				$ 756