Commitments (Tables)

12 Months Ended

Dec. 31, 2011

Commitments [Abstract]

Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block]

At December 31, 2011, the future minimum payments under non-cancellable operating and timberland leases were as follows:

	Operating Leases		Timberland Leases (a)		Total
2012	$	3,416	$	7,519	$	10,935
2013	2,943		7,498		10,441
2014	2,480		7,031		9,511
2015	1,446		6,812		8,258
2016	1,169		6,715		7,884
Thereafter through 2036	2,703		54,319		57,022
	$	14,157	$	89,894	$	104,051

(a) The majority of timberland leases are subject to increases or decreases based on either the Consumer Price Index or Producer Price Index.