Note 13 - Employee Benefit Plans (Details) - Profit Sharing Contributions (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Profit Sharing Contributions [Abstract]
Matching contribution	$ 1,046,526	$ 1,014,418	$ 929,869
Discretionary contribution	186,000	188,700	150,000
	$ 1,232,526	$ 1,203,118	$ 1,079,869