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Nature of Operations and Basis of Presentation - Additional Information (Detail) (USD $)
In Millions, unless otherwise specified
1 Months Ended 1 Months Ended
Nov. 28, 2011
Dec. 16, 2008
Potlatch Corporation
Dec. 27, 2010
Cellu Tissue Holdings Inc
Dec. 27, 2010
Cellu Tissue Holdings Inc
Senior Secured Note
Dec. 27, 2010
Cellu Tissue Holdings Inc
Credit Facility
Organization, Consolidation and Presentation of Financial Statements Disclosure [Line Items]          
Distribution of the issued and outstanding shares of common stock to the holders of record of Potlatch common stock in a tax-free spin-off   100.00%      
Business acquisition cash paid     $ 247.0    
Debt retired and paid       272.2 32.5
Debt, interest rate       11.50%  
Aggregate proceed from sale of property $ 30