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Accumulated Other Comprehensive (Loss) Income - Additional Information (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2017 | Sep. 30, 2017
Unrecognized Net Defined Benefit and Postretirement Plan Costs |  |
Accumulated Other Comprehensive Income Loss [Line Items] |  |
Reclassification adjustment from AOCI on unrecognized net defined benefit and postretirement plan costs, net gains | $ 0.4 | $ 0.7
Reclassification adjustment from AOCI on unrecognized net defined benefit and postretirement plan costs, tax | 0.1 | 0.2
Change in Fair Value of Derivatives Products |  |
Accumulated Other Comprehensive Income Loss [Line Items] |  |
Reclassification adjustment from AOCI on derivatives, net losses | 0.4 | 10.7
Reclassification adjustment from AOCI on derivatives, tax benefit | $ 0.1 | $ 2.2

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- Definition Amount of tax expense (benefit) of reclassification adjustment from accumulated other comprehensive income of accumulated gain (loss) realized from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's deferred hedging gain (loss). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=84228862&loc=d3e640-108580 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph c -URI http://asc.fasb.org/extlink&oid=84234895&loc=d3e41638-113959 + Details
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