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Note 3 - Acquisitions (Tables) | 12 Months Ended
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Dec. 31, 2013
Business Combinations [Abstract] |
Schedule of Business Acquisitions, by Acquisition [Table Text Block] |
|  | Aggregate Acquisitions |
Current assets |  | $ | 25,723 |
Long term assets |  |  | 2,733 |
Current liabilities |  |  | (35,308) |
Long-term liabilities |  |  | (18,155) |
Redeemable non-controlling interest |  |  | (43,531) |
Non-controlling interests |  |  | (3,629) |
|  | $ | (72,167) |
Note consideration |  | $ | (776) |
Cash consideration, net of cash acquired of $22,984 |  | (37,735) |
Acquisition date fair value of contingent consideration |  | (9,556) |
Total purchase consideration |  | $ | (48,067) |
Gain on revaluation of previously held equity investment | $ | (820) |
Acquired intangible assets |  | $ | 52,244 |
Goodwill |  | $ | 68,810 |
|  | Aggregate Acquisitions |
Current assets |  | $ | 30,427 |
Long term assets |  |  | 3,164 |
Current liabilities |  |  | (21,169) |
Long-term liabilities |  |  | (1,080) |
Redeemable non-controlling interests |  |  | (753) |
Non-controlling interests |  |  | (1,153) |
|  | $ | 9,436 |
Note consideration |  | $ | (655) |
Cash consideration, net of cash acquired of $419 |  |  | (19,153) |
Acquisition date fair value of contingent consideration |  | (1,944) |
Total purchase consideration |  | $ | (21,752) |
Acquired intangible assets |  | $ | 7,420 |
Goodwill |  | $ | 4,896 |
|  | Aggregate Acquisitions |
Current assets |  | $ | 1,819 |
Long term assets |  |  | 1,277 |
Current liabilities |  |  | (4,235) |
Long-term liabilities |  |  | (1,779) |
Redeemable non-controlling interests |  |  | (7,238) |
|  | $ | (10,156) |
Cash consideration, net of cash acquired of $531 |  | $ | (22,975) |
Acquisition date fair value of contingent consideration |  | (3,482) |
Total purchase consideration |  | $ | (26,457) |
Acquired intangible assets |  | $ | 16,586 |
Goodwill |  | $ | 20,027 |
Business Acquisition, Pro Forma Information [Table Text Block] |
|  | Revenues |  |  | Net earnings from continuing operations |
Actual from acquired entities for 2013 |  | $ | 59,564 |  |  | $ | 7,231 |
Supplemental pro forma for 2013 (unaudited) |  |  | 2,396,038 |  |  |  | 50,012 |
Supplemental pro forma for 2012 (unaudited) |  |  | 2,239,847 |  |  |  | 47,141 |
Supplemental pro forma for 2011 (unaudited) |  |  | 2,090,509 |  |  |  | 82,292 |

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- Definition Tabular disclosure of pro forma results of operations for a material business acquisition or series of individually immaterial business acquisitions that are material in the aggregate. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(2)-(3) -URI http://asc.fasb.org/extlink&oid=25497992&loc=d3e1392-128463 + Details
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- Definition Tabular disclosure of a material business combination completed during the period, including background, timing, and recognized assets and liabilities. This table does not include leveraged buyouts. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=25497992&loc=d3e1392-128463 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=25497992&loc=d3e1486-128463 + Details
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