Fair Value Measurements - Financial Instruments not recorded at fair value (Details) - USD ($) $ in Millions |
Mar. 31, 2016 |
Dec. 31, 2015 |
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| Financial Instruments | ||
| Preferred stock | $ 30.4 | $ 30.4 |
| Carrying Amount | ||
| Financial Instruments | ||
| Preferred stock | 30.4 | 30.4 |
| Long-term debt, including current portion | 9,055.4 | 9,221.9 |
| Capital lease obligations | 52.8 | 59.9 |
| Fair Value | ||
| Financial Instruments | ||
| Preferred stock | 28.6 | 27.3 |
| Long-term debt, including current portion | $ 9,790.5 | $ 9,681.0 |
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- Definition Amount equal to the present value (the principal) at the beginning of the lease term of minimum lease payments during the lease term (excluding that portion of the payments representing executory costs such as insurance, maintenance, and taxes to be paid by the lessor, together with any profit thereon) net of payments or other amounts applied to the principal through the balance sheet date. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- References No definition available.
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- Definition Carrying amount of long-term debt, net of unamortized discount or premium, including current and noncurrent amounts. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Aggregate par or stated value of issued nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable preferred shares, par value and other disclosure concepts are in another section within stockholders' equity. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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