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Other Comprehensive Income (Loss) (Schedule Of Tax Effects Of The Components Of Other Comprehensive Income (Loss)) (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2016 | Sep. 30, 2015 | Sep. 30, 2016 | Sep. 30, 2015
Other Comprehensive Income (Loss) [Abstract] |  |  |  |
Defined benefit pension plan adjustments, Before-Tax Amount | $ 427 |  | $ 1,280 |
Defined benefit pension plan adjustments, Tax (Expense) Benefit | (179) |  | (461) |
Defined benefit pension plan adjustments, Net-of-Tax Amount | 248 |  | 819 |
Foreign currency translation adjustment, Before-Tax Amount | (708) | $ (1,792) | 500 | $ (4,633)
Foreign currency translation adjustment, Tax (Expense) Benefit | 297 | 417 | (239) | 1,524
Foreign currency translation adjustment, Net-of-Tax Amount | (411) | (1,375) | 261 | (3,109)
Unrealized gain (loss) in fair value of investments, Before-Tax Amount | (145) | (2) | (403) | (140)
Unrealized gain (loss) in fair value of investments, Tax (Expense) Benefit | 66 |  | 179 | 54
Unrealized gain (loss) in fair value of investments, Net-of-Tax Amount | (79) | (2) | (224) | (86)
Unrealized gain (loss) in fair value of interest rate swap, Before-Tax Amount |  | 77 | (45) | 250
Unrealized gain (loss) in fair value of interest rate swap, Tax (Expense) Benefit |  | (30) | 21 | (98)
Unrealized gain (loss) in fair value of interest rate swap, Net-of-Tax Amount |  | 47 | (24) | 152
Total other comprehensive income (loss), Before-Tax Amount | (426) | (1,717) | 1,332 | (4,523)
Total other comprehensive income (loss), Tax (Expense) Benefit | 184 | 387 | (500) | 1,480
Total other comprehensive (loss) income, net of tax | $ (242) | $ (1,330) | $ 832 | $ (3,043)

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- Definition Amount before tax, after reclassification adjustments, of (increase) decrease in accumulated other comprehensive (income) loss related to pension and other postretirement defined benefit plans, attributable to parent entity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=51664549&loc=SL4569643-111683 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 19 -URI http://asc.fasb.org/extlink&oid=51664549&loc=SL4569616-111683 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (c)(3) -URI http://asc.fasb.org/extlink&oid=18733093&loc=SL4573702-111684 + Details
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