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Debt (Details) (USD $)
1 Months Ended 6 Months Ended 6 Months Ended 6 Months Ended
May 25, 2011
Jun. 30, 2012
Dec. 31, 2011
Jun. 30, 2012
Olympic [Member]
May 25, 2011
Canadian Lender [Member]
Jun. 30, 2012
9.75% Senior Notes [Member]
Dec. 31, 2011
9.75% Senior Notes [Member]
Jul. 02, 2011
9.75% Senior Notes [Member]
Feb. 14, 2007
9.75% Senior Notes [Member]
Debt Instrument [Line Items]                  
9.75% Senior Notes   $ 275,000,000 $ 275,000,000     $ 275,000,000 $ 275,000,000   $ 400,000,000
Interest rate of senior notes                 9.75%
Credit Facility   0 0            
Notes payable to former executive   63,000 95,000            
Total Debt   275,063,000 275,095,000            
9.75% Senior Unsecured Notes                  
Amount redeemed of senior notes               125,000,000  
Effective interest rate of senior notes           101.00%      
Credit Facility                  
Maximum borrowing capacity 30,000,000       5,000,000        
Expiration date of credit facility Nov. 15, 2013                
Percent of present and future assets and equity used as guarantee       65.00%          
Fixed charge coverage ratio   100.00%              
Notes Payable to Former Executive                  
Monthly payment of non-interest bearing note   $ 6,000