Commitments (Tables)

12 Months Ended

Dec. 31, 2012

Commitments [Abstract]

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

At December 31, 2012, the future minimum payments under non-cancellable operating and timberland leases were as follows:

	Operating Leases		Timberland Leases (a)		Total
2013	$	3,833	$	7,822	$	11,655
2014	2,936		7,336		10,272
2015	1,968		7,104		9,072
2016	1,643		7,007		8,650
2017	1,181		6,670		7,851
Thereafter through 2036	2,046		48,259		50,305
	$	13,607	$	84,198	$	97,805

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