Note 14 Supplemental	12 Months Ended
Dec. 31, 2011
Operating Loss Carryforwards [Line Items]
Number of Years for Rolling Year Calculation of Change in Control Defined Under Section 382 of Internal Revenue Code of 1986	3 years

Number of Years for Rolling Year Calculation of Change in Control Defined under Section 382 of Internal Revenue Code of 1986

No definition available.

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Period Type:	duration