Note 9 - Income Taxes (Detail)	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate			35.00%	35.00%
Effective Income Tax Rate, Continuing Operations	38.70%	35.10%	38.90%	35.10%
Effective Income Tax Rate Reconciliation, State and Local Income Taxes			4.60%	7.00%
Effective Income Tax Rate Reconciliation, Nondeductible Expense			0.50%	4.40%
Effective Income Tax Rate Reconciliation, Other Adjustments			1.20%	10.10%
Effective Income Tax Rate Reconciliation, Deductions, Other				1.20%