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Acquisitions, Goodwill And Other Intangible Assets (Schedule Of Business Acquisitions) (Details) - USD ($) $ in Thousands |  | 1 Months Ended | 3 Months Ended |
--- | --- | --- | --- | ---
Feb. 01, 2017 | Feb. 28, 2018 | Jan. 31, 2018 | Feb. 28, 2017 | Mar. 31, 2018 | Mar. 31, 2017 | Dec. 31, 2017
Business Acquisition [Line Items] |  |  |  |  |  |  |
Cash consideration net of cash acquired |  |  |  |  | $ 138,570 | $ 10,689 |
Goodwill |  |  |  |  | $ 147,291 | $ 98,105 | $ 124,183
Taylor Made |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Cash consideration |  |  | $ 88,445 |  |  |  |
Net tangible assets |  |  | 42,133 |  |  |  |
Total fair value of net assets acquired |  |  | 74,133 |  |  |  |
Goodwill |  |  | 14,312 |  |  |  |
Hehr |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Cash consideration |  | $ 50,125 |  |  |  |  |
Identifiable intangible assets |  | 25,500 |  |  |  |  |
Net tangible assets |  | 17,955 |  |  |  |  |
Total fair value of net assets acquired |  | 43,455 |  |  |  |  |
Goodwill |  | $ 6,670 |  |  |  |  |
SessaKlein S.p.A. |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Cash consideration net of cash acquired | $ 6,502 |  |  |  |  |  |
Contingent consideration | 3,838 |  |  |  |  |  |
Total fair value of consideration given | $ 10,340 |  |  | $ 8,500 |  |  |
Identifiable intangible assets |  |  |  | 2,286 |  |  |
Net tangible assets |  |  |  | 364 |  |  |
Total fair value of net assets acquired |  |  |  | 2,650 |  |  |
Goodwill |  |  |  | $ 7,690 |  |  |
Customer Relationships | Taylor Made |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Identifiable intangible assets |  |  | 25,000 |  |  |  |
Other Intangible Assets | Taylor Made |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Identifiable intangible assets |  |  | $ 7,000 |  |  |  |

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- Definition Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 30 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=6911251&loc=d3e6578-128477 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e6927-128479 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 30 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=6911251&loc=d3e6613-128477 + Details
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