Note 9 - Retirement Plans (Details) - Matching contributions (Capital Accumulation Plan [Member], USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Capital Accumulation Plan [Member]
Note 9 - Retirement Plans (Details) - Matching contributions [Line Items]
Matching contributions to the Capital Accumulation Plan	5,235	14,293	13,753
Matching contributions to the Capital Accumulation Plan (in Dollars)	$ 28	$ 26	$ 29