Income Taxes Tax Statutes (Details)	12 Months Ended
Dec. 31, 2011
U.S. Internal Revenue Service
Income Tax Examination
Open Tax Periods	2008 – 2011
State of Alabama
Income Tax Examination
Open Tax Periods	2008 – 2011
State of Florida
Income Tax Examination
Open Tax Periods	2005 – 2011
State of Georgia
Income Tax Examination
Open Tax Periods	2008 – 2011
New Zealand Inland Revenue
Income Tax Examination
Open Tax Periods	2007 – 2011

Identification, by major jurisdiction, of tax years that remain open to examination under enacted tax laws.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name FASB Interpretation (FIN)

-Number 48

-Paragraph 21

-Subparagraph e

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

-SubTopic 10

-Section 50

-Paragraph 15

-Subparagraph (e)

-URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32718-109319

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Balance Type:	na
Period Type:	duration