Commitments and Contingencies Commitments and Contingencies - Contractual Obligations, Future Minimum Payments Due (Details) (Employment Compensation Contracts [Member], Chief Executive Officer [Member], USD $) In Thousands, unless otherwise specified	Dec. 31, 2012
Employment Compensation Contracts [Member] | Chief Executive Officer [Member]
Schedule of Contractual Obligations [Line Items]
2013	$ 1,158
2014	1,070
2015	375
Total future minimum payments	$ 2,603