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Long-Term Debt (Details)
9 Months Ended
Sep. 30, 2012
Level I [Member]
 
Average Daily Excess Availability for the preceding fiscal quarter  
Average Daily Excess Availability Greater than or equal to $70,000,000
LIBO Rate Applicable Margin 1.50%
Base Rate Applicable Margin 0.50%
Level II [Member]
 
Average Daily Excess Availability for the preceding fiscal quarter  
Average Daily Excess Availability Greater than or equal to $40,000,000
LIBO Rate Applicable Margin 1.75%
Base Rate Applicable Margin 0.75%
Level III [Member]
 
Average Daily Excess Availability for the preceding fiscal quarter  
Average Daily Excess Availability Less than $40,000,000
LIBO Rate Applicable Margin 2.00%
Base Rate Applicable Margin 1.00%