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Other (Expense) Income, Net (Details) - USD ($) $ in Millions | 6 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2016 | Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014
Debt Instrument, Redemption |  |  |  |
Interest income |  | $ 0.1 | $ 0.4 | $ 1.0
Unrealized gains on financial derivatives |  | 0.0 | 0.0 | 3.6
Realized gain on investments |  | 0.8 | 0.8 | 1.0
Loss on extinguishment of debt |  | (11.1) | 0.0 | 0.0
All other, net |  | (0.1) | (3.0) | 1.1
Other (expense) income, net |  | (10.3) | $ (1.8) | $ 6.7
Senior Notes | Senior Notes Due 2020 |  |  |  |
Debt Instrument, Redemption |  |  |  |
Redemption Premium | $ 8.2 | 8.2 |  |
Write off of Deferred Debt Issuance Cost | $ 2.9 | $ 2.9 |  |

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- Definition Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 50 -Section 40 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=49170532&loc=d3e12317-112629 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3602-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 50 -Section 40 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=49170532&loc=d3e12355-112629 + Details
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