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Income Taxes (Interest And Penalties) (Details) - USD ($) $ in Thousands | Mar. 31, 2019 | Dec. 31, 2018
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Income Tax Disclosure [Abstract] |  |
Gross liability for unrecognized tax benefits, exclusive of interest and penalties | $ 14,851 | $ 14,367
Interest and penalties on unrecognized benefits | 1,453 | 1,289
Total gross uncertain tax positions | 16,304 | 15,656
Amount included in Current liabilities | 2,964 | 3,131
Amount included in Other long-term liabilities | $ 13,340 | $ 12,525

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- Definition Amount recognized for uncertainty in income taxes classified as current. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.20) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Amount accrued for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32718-109319 + Details
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