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Note 9 - Income Taxes (Details) (USD $) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2011 | Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2011
Note 9 - Income Taxes (Details) [Line Items] |  |  |  |
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent |  | 35.00% |  |
Goodwill, Impairment Loss | $ 11,500,000 |  |  | $ 11,539,000
Goodwill Impairment Tax Deductible |  |  |  | 2,100,000
Goodwill Impairment Loss, Tax Nondeductible |  |  |  | 9,400,000
Deferred Tax Assets, Net, Current |  | 5,200,000 |  |
Deferred Tax Liabilities, Net, Noncurrent |  | 59,077,000 | 49,837,000 |
Deferred Tax Liabilities, Net |  | 53,843,000 | 45,195,000 |
Deferred Tax Assets, Valuation Allowance |  | 983,000 | 299,000 |
Liability for Uncertain Tax Positions, Current |  | 1,800,000 | 2,600,000 |
Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense |  | 800,000 | 1,000,000 |
Income Tax Expense (Benefit) |  | 7,503,000 | 6,335,000 | (2,172,000)
Unrecognized Tax Benefits that Would Impact Effective Tax Rate |  | 1,200,000 | 1,700,000 |
Interest And Penalties Recognized For Uncertain Tax Positions [Member] |  |  |  |
Note 9 - Income Taxes (Details) [Line Items] |  |  |  |
Income Tax Expense (Benefit) |  | $ (300,000) |  | $ 100,000

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- Definition Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards, net of deferred tax liability attributable to taxable temporary differences expected to be realized or consumed within one year or operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 45 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=21917399&loc=d3e31917-109318 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32537-109319 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 45 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=21917399&loc=d3e31931-109318 + Details
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