Accumulated Other Comprehensive Income (Parentheticals) (Details) $ in Millions |
9 Months Ended |
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Sep. 30, 2018
USD ($)
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| Statement Of Income And Comprehensive Income [Abstract] | |
| Amount expected to be reclassified into earnings | $ 55.0 |
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- Definition The estimated value of gains (losses), net anticipated to be transferred in the future from accumulated other comprehensive income into earnings. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- References No definition available.
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