XML 36 R127.htm IDEA: XBRL DOCUMENT v2.4.0.8
Commitments, Contingencies and Legal Proceedings - Additional Information (Detail) (USD $)
 1 Months Ended 12 Months Ended 1 Months Ended
Oct. 31, 2010
Defendant
Dec. 31, 2013
Operable_Unit
Entity
Nov. 30, 2007
Little Lake Butte Des Morts [Member]
site
Nov. 30, 2007
Appvion [Member]
site
Commitments Contingencies And Litigation [Line Items]        
Annual payments due under operating leases   $ 16,300,000    
Aggregate contractual obligation   116,300,000    
Aggregate of response actions, response costs and NRDs   1,000,000,000    
Number of entities   7    
Number of operable units   5    
Number of respondents directing to implement the cleanup of the site downstream     7  
Number of respondents not liable for this site       1
Cost of response incurred by government   4,280,000    
Number of defendants 13      
Reasonable outside estimate for cost of remediation made by government to all parties   1,500,000,000    
Estimated future cost of work yet to be done   360,000,000    
Annual estimated cost rate seeks by government   70,000,000    
Initial minimum amount of NRD assessment   176,000,000    
Initial maximum amount of NRD assessment   333,000,000    
Revised minimum amount of NRD assessment   287,000,000    
Revised maximum amount of NRD assessment   423,000,000    
The limitation period for the NRD's claims   3 years    
Reserve for environmental liability, current portion   100,000    
Reserve for claiming liability   16,300,000    
Maximum estimated percentage of discharge   27.00%    
Maximum estimated cost related to Fox River matter   $ 275,000,000    
Period over which estimated cost accrued   10 years