Employee Benefit Plans Deferred Compensation Plan (Details) (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Aug. 16, 2012	Jun. 21, 2012	Nov. 17, 2011	Jan. 01, 2002
Deferred Compensation Arrangement with Individual, Postretirement Benefits [Line Items]
Deferred Compensation Arrangement with Individual, Employer Contractual Contribution						$ 250
Deferred Compensation Arrangement with Individual, Employer Contribution	384	156
Deferred Compensation, Elected US Dollar Equivalent of Shares			63	63	500
Closing stock price per share	$ 0.50		$ 0.55	$ 0.69	$ 0.78
Deferred Compensation, Elected Shares Equivalent			113,636	90,580	641,025
Deferred Compensation, Issued Shares	500,000	200,000
Deferred Compensation Arrangement with Individual, Amount Equivalent Related to Shares to be Issued	84
Deferred Compensation Arrangement with Individual, Compensation Expense	250	250
Accrued Compensation Expense Related to a Deferred Compensation Plan	$ 209	$ 344