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Debt outstanding (Detail) $ in Millions | 3 Months Ended | 6 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | ---
Jun. 30, 2016 USD ($) | Jun. 30, 2016 USD ($) | May 31, 2016 USD ($) | Mar. 31, 2016 USD ($) | Dec. 31, 2015 USD ($) | Jul. 15, 2015 USD ($)
Debt Instrument [Line Items] |  |  |  |  |  |
Total debt | $ 2,401.1 | $ 2,401.1 |  |  | $ 2,204.6 |
Less short-term debt and current portion of long-term debt | (50.8) | (50.8) |  |  | (43.9) |
Total long-term debt | $ 2,350.3 | $ 2,350.3 |  |  | 2,160.7 |
Incremental Borrowings Net Leverage Ratio | 4.25 | 4.25 |  |  |  |
Senior secured term loan |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Total debt | $ 1,993.6 | $ 1,993.6 |  |  | 1,855.6 |
Senior Secured Term Loan A [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt Instrument, Face Amount |  |  | $ 55.0 |  |  | $ 350.0
Total debt | 385.7 | 385.7 |  |  | 340.4 |
Senior Secured Revolving Line Of Credit [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Total debt | 0.0 | 0.0 |  |  |  |
Line of Credit Facility, Maximum Borrowing Capacity | 210.0 | 210.0 |  |  |  |
Notes Payable, Other Payables [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Total debt | 20.1 | 20.1 |  |  | 6.2 |
Capital lease obligations |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Total debt | 1.7 | 1.7 |  |  | $ 2.4 |
Credit Facility [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt Instrument, Face Amount |  |  |  | $ 150.0 |  |
Debt Instrument, Unused Borrowing Capacity, Amount | 450.0 | 450.0 |  |  |  |
Interest Rate Cap [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Net of Tax | 7.1 | 21.9 |  |  |  |
Derivative, Net Hedge Ineffectiveness Gain (Loss) | $ 0.3 | $ 1.0 |  |  |  |

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- Definition Sum of the carrying values as of the balance sheet date of all debt, including all short-term borrowings, long-term debt, and capital lease obligations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.13,16) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.16) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 + Details
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