Summary Of Business And Significant Accounting Policies (Narrative) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Summary Of Business And Significant Accounting Policies [Line Items]
Equity earnings (loss), net of taxes	$ (39)	$ 61	$ 140
Minimum [Member] | Building [Member]
Summary Of Business And Significant Accounting Policies [Line Items]
Annual straight-line depreciation rates	2.50%
Minimum [Member] | Machinery And Equipment [Member]
Summary Of Business And Significant Accounting Policies [Line Items]
Annual straight-line depreciation rates	5.00%
Maximum [Member] | Building [Member]
Summary Of Business And Significant Accounting Policies [Line Items]
Annual straight-line depreciation rates	8.50%
Maximum [Member] | Machinery And Equipment [Member]
Summary Of Business And Significant Accounting Policies [Line Items]
Annual straight-line depreciation rates	33.00%
Brazil [Member]
Summary Of Business And Significant Accounting Policies [Line Items]
Acres of forestlands managed or owned	332,000