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Note 12 - Commitments and Contingencies (Detail) (USD $)	1 Months Ended	12 Months Ended
	Jan. 31, 2010	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Self Insurance Excess Reinsurance		$ 95,000
Self Insurance Excess Reinsurance Medical and Prescription Drug		1,000,000
Self Insurance Excess Reinsurance Aggregate Deductible		2,500,000
Self Insurance Plan Expenses		2,000,000	1,200,000	1,100,000
Self Insurance Workers' Compensation Claims Amount Per Occurrence				250,000
Self Insurance Workers' Compensation Claims Maximum Liability				2,900,000
Liability for Unpaid Claims and Claims Adjustment Expense, Reported and Incurred but Not Reported (IBNR) Claims		1,400,000	1,300,000
Litigation Settlement Bond	156,000
RHB [Member]
Litigation Settlement, Gross	$ 1,000,000