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Note 23 - Segment Information - Revenues and Long-lived Assets by Geographic Location (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014
Revenues | $ 1,896,724 | $ 1,721,986 | $ 1,582,271
Total long-lived assets | 552,837 | 489,195 | 466,124
UNITED STATES |  |  |
Revenues | 734,488 | 628,954 | 522,641
Total long-lived assets | 178,908 | 152,326 | 90,276
CANADA |  |  |
Revenues | 253,529 | 229,551 | 263,215
Total long-lived assets | 52,547 | 51,473 | 53,241
Euro Currency Countries [Member] |  |  |
Revenues | 261,626 | 207,495 | 135,482
Total long-lived assets | 174,932 | 152,833 | 169,963
AUSTRALIA |  |  |
Revenues | 219,406 | 206,254 | 231,029
Total long-lived assets | 43,808 | 44,936 | 51,083
UNITED KINGDOM |  |  |
Revenues | 137,216 | 164,204 | 150,933
Total long-lived assets | 69,565 | 56,076 | 60,046
Other Geographic Locations [Member] |  |  |
Revenues | 290,459 | 285,528 | 278,971
Total long-lived assets | $ 33,077 | $ 31,551 | $ 41,514

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- Definition Long-lived assets other than financial instruments, long-term customer relationships of a financial institution, mortgage and other servicing rights, deferred policy acquisition costs, and deferred tax assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 41 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=68060357&loc=d3e9038-108599 + Details
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- Definition Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1) -URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688 + Details
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