Income Taxes NOL Carryforwards (Details) (USD $) In Thousands, unless otherwise specified			12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2012 New Zealand		Dec. 31, 2012 State
NOL Carryforwards
Gross Amount			$ 17,394	[1]	$ 233,023	[1]
Valuation Allowance			(4,781)		(13,242)
Expiration			None		2013 - 2018
Total Valuation Allowance	$ (19,294)	$ (18,811)

[1] Fully reserved at December 31, 2012.