Note 9 - Benefit Plans (Details) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Note 9 - Benefit Plans (Details) [Line Items]
Defined Benefit Plans, Number of Plans	2
Defined Benefit Plans, Retirement Age	65 years
Defined Benefit Plan, Funded Status of Plan	$ (3,617,000)	$ (10,468,000)
Defined Benefit Plans, Estimated Future Employer Contributions in Next Fiscal Year	50,000
Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay	25.00%
Defined Contribution Plan, Employer Discretionary Contribution, Percent	3.00%
Pension Contributions	292,000	120,000
Actuarial Loss [Member]
Note 9 - Benefit Plans (Details) [Line Items]
Defined Benefit Plan, Amount to be Amortized from Accumulated Other Comprehensive Income (Loss) Next Fiscal Year	324,000
Prior Service [Member]
Note 9 - Benefit Plans (Details) [Line Items]
Defined Benefit Plan, Amount to be Amortized from Accumulated Other Comprehensive Income (Loss) Next Fiscal Year	$ 0