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Note 4 - Intangible Assets (Tables) | 3 Months Ended
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Mar. 31, 2013
Schedule of Finite-Lived Intangible Assets [Table Text Block] |
|  | As of March 31, 2013 |
(in thousands) |  | Gross Carrying Amount |  |  | Accumulated Amortization |  |  | Intangible Assets, Net |
Customer relationships - subject to amortization |  | $ | 13,332 |  |  | $ | (1,555 | ) |  | $ | 11,777 |
Trade name - not subject to amortization |  |  | 23,425 |  |  |  | - |  |  |  | 23,425 |
|  | $ | 36,757 |  |  | $ | (1,555 | ) |  | $ | 35,202 |
|  | As of December 31, 2012 |
(in thousands) |  | Gross Carrying Amount |  |  | Accumulated Amortization |  |  | Intangible Assets, Net |
Customer relationships - subject to amortization |  | $ | 13,332 |  |  | $ | (1,333 | ) |  | $ | 11,999 |
Trade name - not subject to amortization |  |  | 23,425 |  |  |  | - |  |  |  | 23,425 |
|  | $ | 36,757 |  |  | $ | (1,333 | ) |  | $ | 35,424 |

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- Definition Tabular disclosure of assets, excluding financial assets and goodwill, lacking physical substance with a finite life, 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 (a) -URI http://asc.fasb.org/extlink&oid=7658586&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 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=7658586&loc=d3e16265-109275 + Details
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Namespace Prefix: | us-gaap_
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Balance Type: | na
Period Type: | duration