Equity (Deficit) (Details) (USD $)	3 Months Ended		6 Months Ended			0 Months Ended	6 Months Ended	0 Months Ended	6 Months Ended		12 Months Ended			6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013 RSUs	Jun. 02, 2013 Equity Plan Officers	Jun. 30, 2013 Equity Plan Restricted stock grants	Jun. 02, 2013 Equity Plan Restricted stock grants Officers	Jun. 30, 2013 Equity Plan Restricted stock grants Retired employee	Jun. 30, 2013 Equity Plan Restricted stock grants New employee	Dec. 31, 2012 Equity Plan Restricted stock grants New officer	Jun. 30, 2013 Equity Plan Stock options	Dec. 31, 2012 Equity Plan Stock options	Jun. 30, 2013 Deferred Compensation Plan RSUs
Number of Shares
Outstanding at the beginning of the period (in shares)							823,500							143,995
Granted during the period (in shares)							152,000	149,500		2,500				370,368
Restrictions lifted during the period (in shares)							(20,400)		12,400		8,000
Outstanding at the end of the period (in shares)							955,100							514,363
Weighted Average Grant Date Fair Value Per Share
Outstanding at the beginning of the period (in dollars per share)							$ 5.67							$ 7.21
Granted during the period (in dollars per share)							$ 1.77							$ 1.62
Restrictions lifted during the period (in dollars per share)							$ 7.27
Outstanding at the end of the period (in dollars per share)							$ 5.02							$ 3.18
Additional information
Percentage of annual salary reduction						10.00%
Period for which annual salary reduction will be effective						1 year
Percentage of awards which will vests on each of the first, second and third anniversaries of the grant date							33.00%
Compensation expense	$ 558,000	$ 291,000	$ 979,000	$ 523,000	$ 200,000		$ 800,000
Additional compensation expense expected to be recognized					$ 500,000		$ 1,500,000
Period for recognition of additional compensation expense					11 months		33 months
Number of unrestricted common shares that the Director is entitled to receive for each vested RSU, upon termination from board service														1
Vesting, from date of grant								1 year
Number of Shares
Outstanding at beginning of period (in shares)												118,810	118,810
Outstanding at end of period (in shares)												118,810	118,810
Exercisable at end of period (in shares)												118,810
Granted and vested (in shares)												118,810
Weighted Average Exercise Price Per Share
Outstanding at beginning of period (in dollars per share)												$ 8.01	$ 8.01
Outstanding at the end of period (in dollars per share)												$ 8.01	$ 8.01
Exercisable at end of period (in dollar per share)												$ 8.01
Granted and vested (in dollars per share)												$ 8.01