XML 85 R71.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Debt (Details) |  | 1 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
Dec. 29, 2015 USD ($) | Jan. 31, 2017 USD ($) $ / shares | Jul. 31, 2015 USD ($) | Apr. 30, 2013 USD ($) | Dec. 31, 2017 USD ($) $ / shares | Dec. 31, 2016 USD ($) | Dec. 31, 2015 USD ($) | Feb. 28, 2018
Debt |  |  |  |  |  |  |  |
Additional aggregate principal amount |  |  |  |  | $ 411,200,000 | $ 600,000,000 |  |
Reduction in long-term debt |  |  |  |  | 381,814,000 | 493,612,000 | $ 27,478,000 |
Deferred finance costs |  |  |  |  | 27,997,000 | 26,049,000 |  |
Payment of debt principal |  |  |  |  | $ 162,500,000 | 162,500,000 | 300,000,000 |
Guarantor Subsidiaries |  |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |  |
Redemption price of debt instrument (as a percent) |  |  |  |  | 100.00% |  |  |
Redemption price of principal amount of debt instrument including accrued and unpaid interest (as a percent) |  |  |  |  | 101.00% |  |  |
2.35% senior notes due September 2016 |  |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |  |
Interest rate on senior notes due (as a percent) |  |  |  |  | 2.35% |  |  |
5.10% senior notes due September 2023 |  |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |  |
Interest rate on senior notes due (as a percent) |  |  |  |  | 5.10% |  |  |
9.25% senior notes due January 2019 |  |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |  |
Interest rate on senior notes due (as a percent) |  |  |  |  | 9.25% |  |  |
6.15% senior notes due February 2018 |  |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |  |
Interest rate on senior notes due (as a percent) |  |  |  |  | 6.15% |  |  |
6.15% senior notes due February 2018 | Subsequent Event |  |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |  |
Interest rate on senior notes due (as a percent) |  |  |  |  |  |  |  | 6.15%
5.00% senior notes due September 2020 |  |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |  |
Interest rate on senior notes due (as a percent) |  |  |  |  | 5.00% |  |  |
4.625% senior notes due September 2021 |  |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |  |
Interest rate on senior notes due (as a percent) |  |  |  |  | 4.625% |  |  |
5.50% senior notes due January 2023 |  |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |  |
Interest rate on senior notes due (as a percent) |  |  |  |  | 5.50% |  |  |
0.75% senior exchangeable notes due January 2024 |  |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |  |
Aggregate amount of senior notes |  | $ 575,000,000 |  |  | $ 575,000,000 |  |  |
Interest rate on senior notes due (as a percent) |  | 0.75% |  |  | 0.75% |  |  |
Debt exchangeable notes |  | $ 411,200,000 |  |  |  |  |  |
Equity component |  | 163,800,000 |  |  |  |  |  |
Deferred finance costs |  | 9,600,000 |  |  |  |  |  |
Equity issuance costs |  | $ 3,900,000 |  |  |  |  |  |
Exchange rate of common shares |  | 39.75 |  |  |  |  |  |
Principal amount of notes |  | $ 1,000 |  |  |  |  |  |
Exchange price per common share (in dollars per share) | $ / shares |  | $ 25.16 |  |  |  |  |  |
Premium over share price (as a percent) |  |  |  |  | 75.00% |  |  |
Share price of shares purchased (in dollars per share) | $ / shares |  | $ 17.97 |  |  |  |  |  |
Mandatory debt prepayment |  | $ 162,500,000 |  |  |  |  |  |
0.75% senior exchangeable notes due January 2024 | Minimum |  |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |  |
Exchange price per common share (in dollars per share) | $ / shares |  |  |  |  | $ 31.45 |  |  |
Revolving Credit Facility |  |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |  |
Revolving credit facility |  |  |  |  | $ 510,000,000 |  |  |
Maximum borrowing capacity |  |  | $ 2,200,000,000 |  |  |  |  |
Increase in maximum borrowing capacity |  |  | $ 500,000,000 |  |  |  |  |
Exercise of accordion option |  |  |  |  |  | 50,000,000 |  |
Weighted average interest rate (as a percent) |  |  |  |  | 2.73% |  |  |
Remaining availability under credit facility |  |  |  |  | $ 2,250,000,000 |  |  |
Revolving Credit Facility | Maximum |  |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |  |
Debt to capital ratio |  |  |  |  | 0.60 |  |  |
Revolving Credit Facility | Minimum |  |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |  |
Remaining period to maturity |  |  |  |  | 1 year |  |  |
Five-year term loan facility |  |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |  |
Maximum borrowing capacity | $ 325,000,000 |  |  |  |  |  |  |
Unsecured debt maturity period | 5 years |  |  |  |  |  |  |
Mandatory debt prepayment | $ 162,500,000 |  |  |  |  |  |  |
Commercial paper |  |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |  |
Revolving credit facility |  |  |  |  | $ 40,000,000 |  |  |
Weighted average interest rate (as a percent) |  |  |  |  | 1.87% |  |  |
Commercial paper | Guarantor Subsidiaries |  |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |  |
Maximum borrowing capacity |  |  |  | $ 2,250,000,000 |  |  |  |
Commercial paper | Guarantor Subsidiaries | Maximum |  |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |  |
Debt instrument, maturity term |  |  |  | 397 days |  |  |  |
Senior Notes. |  |  |  |  |  |  |  |
Debt |  |  |  |  |  |  |  |
Principal amount redeemed |  |  |  |  | $ 367,900,000 | 152,700,000 | 27,500,000 |
Reduction in long-term debt |  |  |  |  | $ 381,700,000 | $ 157,500,000 | $ 27,500,000 |

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