Annual report pursuant to Section 13 and 15(d)

Excess Lease Liability (Details)

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Excess Lease Liability (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2012
Summary of excess lease facility liability  
Current portion of excess lease facility, Liability, Beginning balance $ 1,388
Long-term portion of excess lease facility, Liability, Beginning Balance 5,651
Liability, Total, Beginning Balance 7,039
Current portion of excess lease facility, Amortization of excess lease facility 41
Long-term portion of excess lease facility, Amortization of excess lease facility (837)
Amortization of excess lease facility (796)
Current portion of excess lease facility, Reduction of Liability Recorded (379)
Long-term portion of excess lease facility, Reduction of Liability Recorded (1,278)
Reduction of Liability Recorded (1,657)
Current portion of excess lease facility, Liability, Ending balance 1,050
Long-term portion of excess lease facility, Liability, Ending Balance 3,536
Liability, Total, Ending Balance $ 4,586