SUBSEQUENT EVENT (Details) (USD $) In Millions, unless otherwise specified	Oct. 24, 2012
JV with Jari Celulose, Embalagens e Papel S/A
Subsequent Event [Line Items]
Ownership percentage	75.00%
Estimated investment in JV	$ 470
Containerboard Mills
Subsequent Event [Line Items]
Number of packaging assets included in JV, number	3
Box Plants | JV with Jari Celulose, Embalagens e Papel S/A
Subsequent Event [Line Items]
Number of packaging assets included in JV, number	4