Note 15 - Income Taxes (Details) (USD $)	3 Months Ended								12 Months Ended
	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Note 15 - Income Taxes (Details) [Line Items]
Deferred Income Tax Expense (Benefit)									$ (19,834,000)	$ 2,721,000	$ (2,663,000)
Valuation Allowance, Deferred Tax Asset, Change in Amount									(22,400,000)
Deferred Tax Assets, Valuation Allowance	0				31,086,000				0	31,086,000
Operating Loss Carryforwards To Be Expired In Year One									400,000
Operating Loss Carryforwards To Be Expired In Year Two									6,500,000
Operating Loss Carryforwards To Be Expired In Year Three									10,300,000
Operating Loss Carryforwards To Be Expired In Year Four									100,000
Income Tax Expense (Benefit)	(224,000)	(19,386,000)	382,000	813,000	(871,000)	(436,000)	3,511,000	517,000	(18,415,000)	2,721,000	(2,664,000)
Deferred Tax Assets, Net of Valuation Allowance	26,299,000				6,025,000				26,299,000	6,025,000
Deferred Tax Assets, Write-off									8,700,000
Estimated Future Utilization Of Built In Losses	53,000,000								53,000,000
Estimated Future Utilization Of Built In Losses Per Year	1,100,000								1,100,000
Related to Reversal of Valuation Allowance on Deferred Tax Assets [Member]
Note 15 - Income Taxes (Details) [Line Items]
Income Tax Expense (Benefit)									(22,400,000)
Domestic Tax Authority [Member]
Note 15 - Income Taxes (Details) [Line Items]
Operating Loss Carryforwards	17,300,000								17,300,000
Deferred Tax Assets, Net of Valuation Allowance	22,100,000								22,100,000
Operating Loss Carryforward [Member]
Note 15 - Income Taxes (Details) [Line Items]
Income Tax Expense (Benefit)									(7,400,000)
Operating Loss Carryforward Expiring 2030 [Member]
Note 15 - Income Taxes (Details) [Line Items]
Income Tax Expense (Benefit)									(4,400,000)
Operating Loss Carryforward Expiring 2031 [Member]
Note 15 - Income Taxes (Details) [Line Items]
Income Tax Expense (Benefit)									$ (3,000,000)