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Long-Term Debt - Additional Information (Details) |  |  |  |  |  |  | 1 Months Ended | 2 Months Ended | 12 Months Ended |  |  |  |  |  |  |  |  |  |
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Oct. 15, 2015 USD ($) | Feb. 01, 2015 USD ($) | Dec. 18, 2014 USD ($) | Nov. 24, 2014 USD ($) tranche | Oct. 15, 2014 USD ($) | Feb. 07, 2014 USD ($) | Dec. 31, 2016 USD ($) | Feb. 28, 2015 USD ($) | Jan. 31, 2015 USD ($) | Feb. 28, 2017 USD ($) | Feb. 28, 2017 EUR (€) | Dec. 31, 2016 USD ($) | Dec. 31, 2015 USD ($) | Dec. 31, 2014 USD ($) | Jan. 12, 2015 USD ($) | Dec. 22, 2014 USD ($) | Dec. 08, 2014 EUR (€) | Dec. 02, 2014 USD ($) | Nov. 24, 2014 EUR (€) | Aug. 15, 2014 USD ($) | Jan. 22, 2014 USD ($) payment | May 29, 2013 USD ($) | Dec. 10, 2010 USD ($) | Jan. 20, 2005 USD ($)
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt |  |  |  |  |  |  |  |  |  |  |  |  | $ 20,300,000 |  |  |  |  |  |  |  |  |  |  |
Aggregate annual maturities of long-term debt, 2017 |  |  |  |  |  |  | $ 247,500,000 |  |  |  |  | $ 247,500,000 |  |  |  |  |  |  |  |  |  |  |  |
Aggregate annual maturities of long-term debt, 2018 |  |  |  |  |  |  | 0 |  |  |  |  | 0 |  |  |  |  |  |  |  |  |  |  |  |
Aggregate annual maturities of long-term debt, 2019 |  |  |  |  |  |  | 250,000,000 |  |  |  |  | 250,000,000 |  |  |  |  |  |  |  |  |  |  |  |
Aggregate annual maturities of long-term debt, 2020 |  |  |  |  |  |  | 388,900,000 |  |  |  |  | 388,900,000 |  |  |  |  |  |  |  |  |  |  |  |
Aggregate annual maturities of long-term debt, 2021 |  |  |  |  |  |  | 727,400,000 |  |  |  |  | 727,400,000 |  |  |  |  |  |  |  |  |  |  |  |
Aggregate annual maturities of long-term debt, thereafter |  |  |  |  |  |  | 775,000,000 |  |  |  |  | 775,000,000 |  |  |  |  |  |  |  |  |  |  |  |
Repayments of long-term debt |  |  |  |  |  |  |  |  |  |  |  | 1,252,302,000 | 2,626,241,000 | $ 6,017,000 |  |  |  |  |  |  |  |  |  |
Payment for settlement of interest rate swap |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 33,425,000 |  |  |  |  |  |  |  |  |  |
Interest rate cash flow hedge gain (loss) to be reclassified during next 12 months |  |  |  |  |  |  | 3,300,000 |  |  |  |  | 3,300,000 |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from borrowings of other long-term debt |  |  |  |  |  |  |  |  |  |  |  | 0 | 2,250,000,000 | 0 |  |  |  |  |  |  |  |  |  |
Debt financing costs paid |  |  |  |  |  |  |  |  |  |  |  | 0 | $ 4,544,000 | $ 17,644,000 |  |  |  |  |  |  |  |  |  |
Revolving credit facility, remaining borrowings available |  |  |  |  |  |  | $ 752,500,000 |  |  |  |  | $ 752,500,000 |  |  |  |  |  |  |  |  |  |  |  |
1.875% Senior Notes |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Principal amount of debt | € |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | € 700,000,000.0 |  |  |  |  |  |  |
Debt instrument, interest rate |  |  | 1.875% |  |  |  | 1.875% |  |  |  |  | 1.875% | 1.875% |  |  |  | 1.875% |  |  |  |  |  |  |
Interest rate of debt, effective percentage |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2.10% |  |  |  |  |  |  |
Other comprehensive income (loss) before reclassifications, before tax |  |  |  |  |  |  |  |  |  |  |  | $ 26,100,000 | $ 50,900,000 |  |  |  |  |  |  |  |  |  |  |
3.00% Senior Notes |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Principal amount of debt |  |  |  | $ 250,000,000.0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument, interest rate |  |  |  | 3.00% |  |  | 3.00% |  |  |  |  | 3.00% | 3.00% |  |  |  |  |  | 3.00% |  |  |  |  |
Interest rate of debt, effective percentage |  |  |  | 3.18% |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3.18% |  |  |  |  |
4.15% Senior Notes |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Principal amount of debt |  |  |  | $ 425,000,000.0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument, interest rate |  |  |  | 4.15% |  |  | 4.15% |  |  |  |  | 4.15% | 4.15% |  |  |  |  |  | 4.15% |  |  |  |  |
Interest rate of debt, effective percentage |  |  |  | 5.06% |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5.06% |  |  |  |  |
Number of semi annual coupon payments | payment |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 20 |  |  |
4.50% Senior Notes |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Principal amount of debt |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 350,000,000.0 |
Debt instrument, interest rate |  |  |  |  |  |  | 4.50% |  |  |  |  | 4.50% | 4.50% |  |  |  |  |  |  |  |  |  | 4.50% |
Interest rate of debt, effective percentage |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4.70% |
5.10% Senior Notes |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Principal amount of debt |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 325,000,000.0
Debt instrument, interest rate |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5.10%
Interest rate of debt, effective percentage |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5.19%
Repayments of long-term debt |  | $ 325,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
5.45% Senior Notes |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Principal amount of debt |  |  |  | $ 350,000,000.0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument, interest rate |  |  |  | 5.45% |  |  | 5.45% |  |  |  |  | 5.45% | 5.45% |  |  |  |  |  | 5.45% |  |  |  |  |
Interest rate of debt, effective percentage |  |  |  | 5.50% |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5.50% |  |  |  |  |
4.625% Senior Notes |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Principal amount of debt |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1,250,000,000 |  |  |  |  |  |  |  |  |
Payments of debt premium | $ 43,300,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument, redemption price, percentage | 103.469% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss on early extinguishment of debt |  |  |  |  |  |  |  |  |  |  |  |  | $ 5,400,000 |  |  |  |  |  |  |  |  |  |  |
Commercial Paper |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Repayments of long-term debt |  |  |  |  |  |  | $ 153,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Commercial paper notes |  |  |  |  |  |  | $ 247,500,000 |  |  |  |  | $ 247,500,000 |  |  |  |  |  |  |  |  |  |  |  |
Weighted-average interest rate |  |  |  |  |  |  | 1.46% |  |  |  |  | 1.46% |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument weighted average maturity period |  |  |  |  |  |  |  |  |  |  |  | 37 days |  |  |  |  |  |  |  |  |  |  |  |
Line of Credit |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revolving credit facility, maximum borrowing capacity |  |  |  |  |  |  | $ 262,544,000 |  |  |  |  | $ 262,544,000 |  |  |  |  |  |  |  |  |  |  |  |
Borrowings outstanding under credit facility |  |  |  |  |  |  | $ 38,900,000 |  |  |  |  | $ 38,900,000 | $ 97,900,000 |  |  |  |  |  |  |  |  |  |  |
Average interest rate on borrowings |  |  |  |  |  |  | 0.94% |  |  |  |  | 0.94% | 0.74% | 0.83% |  |  |  |  |  |  |  |  |  |
Maximum | Commercial Paper |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Commercial paper notes |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 750,000,000.0 |  |
Debt instrument, maturity term |  |  |  |  |  |  |  |  |  |  |  | 397 days |  |  |  |  |  |  |  |  |  |  |  |
Revolving Credit Facility |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Repayments of long-term debt |  |  |  |  |  |  |  | $ 250,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest rate margin |  |  |  |  |  |  |  |  |  |  |  | 1.30% |  |  |  |  |  |  |  |  |  |  |  |
Revolving credit facility, maximum borrowing capacity |  |  |  |  |  | $ 1,000,000,000 |  |  |  |  |  |  |  |  |  | $ 1,000,000,000.0 |  |  |  |  |  |  |  |
Debt covenant ratio, maximum debt to EBITDA |  |  |  |  |  | 3.50 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt covenant |  |  |  |  |  | 20.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from borrowings of other long-term debt |  |  |  |  |  |  |  |  | $ 250,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revolving Credit Facility | Minimum |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest rate margin |  |  |  |  |  | 1.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revolving Credit Facility | Maximum |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest rate margin |  |  |  |  |  | 1.70% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Short-term Debt | Term Loan |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Repayments of long-term debt |  |  |  |  |  |  |  | $ 183,500,000 | 816,500,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from borrowings of other long-term debt |  |  |  |  |  |  |  |  | 1,000,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Weighted-average interest rate |  |  |  |  |  |  |  | 1.67% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Additional borrowing capacity amount |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1,000,000,000.0 |  |  |  |
Senior Unsecured Cash Bridge Facility | Bridge Loan |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Repayments of long-term debt |  |  |  |  |  |  |  |  | 800,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from borrowings of other long-term debt |  |  |  |  |  |  |  |  | $ 800,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Weighted-average interest rate |  |  |  |  |  |  |  |  | 1.67% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Additional borrowing capacity amount |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1,150,000,000 |  |  |  |  |  |
Bridge Loan |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Bridge loan fees |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 19,000,000 |  |  |  |  |  |  |  |  |  |
Bridge loan fees expensed in period |  |  |  |  |  |  |  |  |  |  |  |  | $ 2,300,000 | $ 16,700,000 |  |  |  |  |  |  |  |  |  |
Interest Rate Swap | JP Morgan |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative, notional amount |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 325,000,000.0 |  |  |
Derivative, fixed interest rate |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3.281% |  |  |
Payment for settlement of interest rate swap |  |  |  |  | $ 33,400,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Forward Contracts |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative, notional amount |  |  |  |  |  |  | $ 251,600,000 |  |  |  |  | $ 251,600,000 | 217,700,000 |  |  |  |  |  |  |  |  |  |  |
Other comprehensive income (loss) before reclassifications, before tax |  |  | $ 5,200,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net Investment Hedge | Forward Contracts |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative, notional amount | € |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | € 700,000,000.0 |  |  |  |  |
Number of tranches | tranche |  |  |  | 2 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative notional amount per tranche | € |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | € 350,000,000.0 |  |  |  |  |
Long-Term Debt Excluding Revolving Credit Facility |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Unamortized debt issuance costs |  |  |  |  |  |  |  |  |  |  |  |  | $ 17,100,000 |  |  |  |  |  |  |  |  |  |  |
London Interbank Offered Rate (LIBOR) | September 2015 Term Loan Agreement |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest rate margin |  |  |  |  |  |  |  |  |  |  |  | 1.375% |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Payments of debt premium |  |  |  |  |  |  |  |  |  | $ 45,200,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event | Senior Notes | 1.875% Senior Notes |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Repayments of long-term debt | € |  |  |  |  |  |  |  |  |  |  | € 307,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event | Senior Notes | 3.00% Senior Notes |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Repayments of long-term debt |  |  |  |  |  |  |  |  |  | 250,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsequent Event | Senior Notes | 4.50% Senior Notes |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Repayments of long-term debt |  |  |  |  |  |  |  |  |  | $ 174,700,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |

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