Software Development Costs (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Capitalized Development Costs [Line Items]
Capitalized Computer Software, Net, Beginning Balance	$ 2,426	$ 1,815	$ 1,790
Capitalized Computer Software, Additions	1,309	1,315	838
Capitalized Computer Software, Amortization	541	704	813
Capitalized Computer Software, Impairments	2,174	0	0
Capitalized Computer Software, Net, Ending Balance	$ 1,020	$ 2,426	$ 1,815