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Note 2 - Acquisitions (Details Textual) $ in Thousands |  |  | 3 Months Ended | 6 Months Ended
--- | --- | --- | --- | ---
Mar. 01, 2016 USD ($) | Aug. 01, 2015 USD ($) | Dec. 31, 2015 USD ($) | Jun. 30, 2016 USD ($) | Jun. 30, 2015 USD ($)
Pramac [Member] |  |  |  |  |
Business Acquisition, Percentage of Voting Interests Acquired | 65.00% |  |  |  |
Payments to Acquire Businesses, Net of Cash Acquired | $ 60,886 |  |  |  |
Number of Countries Where Product is Sold by Subsidiary | 150 |  |  |  |
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners | 35.00% |  |  |  |
Redeemable Noncontrolling Interest, Equity, Fair Value | $ 34,253 |  |  |  |
Noncontrolling Interest, Term of Put Option | 5 years |  |  |  |
Noncontrolling Interest, Term of Put Option in which Option Price is Fixed | 2 years |  |  |  |
Goodwill | $ 53,665 |  |  |  |
CHP [Member] |  |  |  |  |
Payments to Acquire Businesses, Net of Cash Acquired |  | $ 74,570 |  |  |
Business Acquisition, Purchase Price Allocation, Intangible Assets Including Goodwill |  | 81,726 |  |  |
Goodwill |  | 30,076 |  |  |
Increase (Decrease) in Intangible Assets, Non-current |  |  | $ (6,552) |  |
Goodwill, Period Increase (Decrease) |  |  | 6,208 |  |
Noncash or Part Noncash Acquisition, Debt Assumed |  | $ 12,000 |  |  |
Payments to Acquire Businesses, Net of Cash Acquired |  |  |  | $ 60,886 | $ (233)
Number of Countries Where Product is Sold by Subsidiary |  |  |  | 150 |
Goodwill |  |  | $ 669,719 | $ 716,845 |

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- Definition The amount of debt that an Entity assumes in acquiring a business or in consideration for an asset received in a noncash (or part noncash) acquisition. Noncash is defined as transactions during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4332-108586 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4313-108586 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4304-108586 + Details
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