Note 8 - Employee Benefit Plans (Detail) - Outstanding options are comprised as follows (USD $)	12 Months Ended
	Dec. 31, 2012
Shares	20,000
Remaining Contractual Lives (Years)	10 years
Shares Exercisable at December 31, 2012	20,000
Directors Option Plan [Member]
Shares	10,000
Exercise Price (in Dollars per share)	10.45
Remaining Contractual Lives (Years)	2 years 9 months
Shares Exercisable at December 31, 2012	10,000
Directors Option Plan 2 [Member]
Shares	8,000
Exercise Price (in Dollars per share)	9.09
Remaining Contractual Lives (Years)	1 year 9 months
Shares Exercisable at December 31, 2012	8,000
Directors Option Plan 3 [Member]
Shares	2,000
Exercise Price (in Dollars per share)	4.38
Remaining Contractual Lives (Years)	9 months
Shares Exercisable at December 31, 2012	2,000