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Note 5 - Goodwill and Franchise Value (Tables) | 12 Months Ended
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Dec. 31, 2013
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule of Goodwill [Table Text Block] |
|  | Goodwill |
Balance as of December, 31, 2011, gross |  | $ | 318,224 |
Accumulated impairment losses |  |  | (299,266 | )
Balance as of December 31, 2011, net |  |  | 18,958 |
Additions through acquisitions |  |  | 13,710 |
Goodwill allocation to dispositions |  |  | (621 | )
Balance as of December 31, 2012, net |  |  | 32,047 |
Additions through acquisitions |  |  | 17,464 |
Balance as of December 31, 2013, net |  | $ | 49,511 |
Schedule of Indefinite-Lived Intangible Assets [Table Text Block] |
|  | Franchise Value |
Balance as of December 31, 2011 |  | $ | 59,095 |
Additions through acquisitions |  |  | 5,174 |
Transfers to discontinued operations |  |  | (1,840 | )
Balance as of December 31, 2012 |  |  | 62,429 |
Additions through acquisitions |  |  | 8,770 |
Balance as of December 31, 2013 |  | $ | 71,199 |

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- Definition Tabular disclosure of goodwill by reportable segment and in total which includes a rollforward schedule. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=14024403&loc=d3e13816-109267 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=14024403&loc=d3e13854-109267 + Details
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- Definition Tabular disclosure of assets, excluding financial assets and goodwill, lacking physical substance and exist in perpetuity, by either major class or business segment. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 3 -Subparagraph (b),(d) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16373-109275 + Details
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