Nature of Business Operations (Details)	12 Months Ended
	Dec. 31, 2011 Acres
Acres Of Timberland Owned Managed	2,700,000
Acres of High Value Real Estate Owned	200,000
Matariki [Member]
Acres Of Timberland Owned Managed	300,000
Acres of Timberlands Acquired	10,000
Forest Resources [Member]
Acres Of Timberland Owned Managed	2,600,000
Acres of Timberlands Acquired	308,000
Real Estate Segment [Member]
Acres of High Value Real Estate Owned	100,000
Performance Fibers Segment [Member]
Production Capacity in Metric Tons	745,000
Percentage of Sales to Export Customers	63.00%
Performance Fibers Segment [Member] | Cellulose Specialties Expansion (CSE) [Member]
Increase in Cellulose Specialties Capacity	190,000
Decrease in Absorbent Materials Capacity	260,000
Anticipated Post-conversion Production Capacity in Metric Tons	675,000