Employee Benefit Plans (Details 12) (USD $) | Dec. 31, 2013 | Dec. 31, 2012 |
In Millions, unless otherwise specified |
Defined Benefit Plan Disclosure [Line Items] | ' | | ' | |
Defined Benefit Plan, Fair Value of Plan Assets | $302.80 | | $276.80 | |
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | ' | | ' | |
Defined Benefit Plan Disclosure [Line Items] | ' | | ' | |
Defined Benefit Plan, Fair Value of Plan Assets | 8.2 | | 63.5 | |
Significant Other Observable Inputs (Level 2) [Member] | ' | | ' | |
Defined Benefit Plan Disclosure [Line Items] | ' | | ' | |
Defined Benefit Plan, Fair Value of Plan Assets | 294.6 | | 213.3 | |
Significant Unobservable Inputs (Level 3) [Member] | ' | | ' | |
Defined Benefit Plan Disclosure [Line Items] | ' | | ' | |
Defined Benefit Plan, Fair Value of Plan Assets | 0 | | 0 | |
Cash and Cash Equivalents [Member] | ' | | ' | |
Defined Benefit Plan Disclosure [Line Items] | ' | | ' | |
Defined Benefit Plan, Fair Value of Plan Assets | 8.2 | | 4.5 | |
Cash and Cash Equivalents [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | ' | | ' | |
Defined Benefit Plan Disclosure [Line Items] | ' | | ' | |
Defined Benefit Plan, Fair Value of Plan Assets | 8.2 | | 4.5 | |
Cash and Cash Equivalents [Member] | Significant Other Observable Inputs (Level 2) [Member] | ' | | ' | |
Defined Benefit Plan Disclosure [Line Items] | ' | | ' | |
Defined Benefit Plan, Fair Value of Plan Assets | 0 | | 0 | |
Cash and Cash Equivalents [Member] | Significant Unobservable Inputs (Level 3) [Member] | ' | | ' | |
Defined Benefit Plan Disclosure [Line Items] | ' | | ' | |
Defined Benefit Plan, Fair Value of Plan Assets | 0 | | 0 | |
Commingled Pools / Collective Trusts [Member] | U.S. equity [Member] | ' | | ' | |
Defined Benefit Plan Disclosure [Line Items] | ' | | ' | |
Defined Benefit Plan, Fair Value of Plan Assets | 100.1 | | 36.7 | [1] |
Commingled Pools / Collective Trusts [Member] | U.S. equity [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | ' | | ' | |
Defined Benefit Plan Disclosure [Line Items] | ' | | ' | |
Defined Benefit Plan, Fair Value of Plan Assets | 0 | | 0 | |
Commingled Pools / Collective Trusts [Member] | U.S. equity [Member] | Significant Other Observable Inputs (Level 2) [Member] | ' | | ' | |
Defined Benefit Plan Disclosure [Line Items] | ' | | ' | |
Defined Benefit Plan, Fair Value of Plan Assets | 100.1 | | 36.7 | |
Commingled Pools / Collective Trusts [Member] | U.S. equity [Member] | Significant Unobservable Inputs (Level 3) [Member] | ' | | ' | |
Defined Benefit Plan Disclosure [Line Items] | ' | | ' | |
Defined Benefit Plan, Fair Value of Plan Assets | 0 | | 0 | |
Commingled Pools / Collective Trusts [Member] | International equity [Member] | ' | | ' | |
Defined Benefit Plan Disclosure [Line Items] | ' | | ' | |
Defined Benefit Plan, Fair Value of Plan Assets | 70.8 | [2] | 60.3 | [2] |
Commingled Pools / Collective Trusts [Member] | International equity [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | ' | | ' | |
Defined Benefit Plan Disclosure [Line Items] | ' | | ' | |
Defined Benefit Plan, Fair Value of Plan Assets | 0 | [2] | 0 | [2] |
Commingled Pools / Collective Trusts [Member] | International equity [Member] | Significant Other Observable Inputs (Level 2) [Member] | ' | | ' | |
Defined Benefit Plan Disclosure [Line Items] | ' | | ' | |
Defined Benefit Plan, Fair Value of Plan Assets | 70.8 | [2] | 60.3 | [2] |
Commingled Pools / Collective Trusts [Member] | International equity [Member] | Significant Unobservable Inputs (Level 3) [Member] | ' | | ' | |
Defined Benefit Plan Disclosure [Line Items] | ' | | ' | |
Defined Benefit Plan, Fair Value of Plan Assets | 0 | [2] | 0 | [2] |
Commingled Pools / Collective Trusts [Member] | Fixed income [Member] | ' | | ' | |
Defined Benefit Plan Disclosure [Line Items] | ' | | ' | |
Defined Benefit Plan, Fair Value of Plan Assets | 89.4 | [3] | 85.3 | [3] |
Commingled Pools / Collective Trusts [Member] | Fixed income [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | ' | | ' | |
Defined Benefit Plan Disclosure [Line Items] | ' | | ' | |
Defined Benefit Plan, Fair Value of Plan Assets | 0 | [3] | 0 | [3] |
Commingled Pools / Collective Trusts [Member] | Fixed income [Member] | Significant Other Observable Inputs (Level 2) [Member] | ' | | ' | |
Defined Benefit Plan Disclosure [Line Items] | ' | | ' | |
Defined Benefit Plan, Fair Value of Plan Assets | 89.4 | [3] | 85.3 | [3] |
Commingled Pools / Collective Trusts [Member] | Fixed income [Member] | Significant Unobservable Inputs (Level 3) [Member] | ' | | ' | |
Defined Benefit Plan Disclosure [Line Items] | ' | | ' | |
Defined Benefit Plan, Fair Value of Plan Assets | 0 | [3] | 0 | [3] |
Mutual Funds [Member] | U.S. equity [Member] | ' | | ' | |
Defined Benefit Plan Disclosure [Line Items] | ' | | ' | |
Defined Benefit Plan, Fair Value of Plan Assets | ' | | 47.3 | [4] |
Mutual Funds [Member] | U.S. equity [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | ' | | ' | |
Defined Benefit Plan Disclosure [Line Items] | ' | | ' | |
Defined Benefit Plan, Fair Value of Plan Assets | ' | | 47.3 | [4] |
Mutual Funds [Member] | U.S. equity [Member] | Significant Other Observable Inputs (Level 2) [Member] | ' | | ' | |
Defined Benefit Plan Disclosure [Line Items] | ' | | ' | |
Defined Benefit Plan, Fair Value of Plan Assets | ' | | 0 | [4] |
Mutual Funds [Member] | U.S. equity [Member] | Significant Unobservable Inputs (Level 3) [Member] | ' | | ' | |
Defined Benefit Plan Disclosure [Line Items] | ' | | ' | |
Defined Benefit Plan, Fair Value of Plan Assets | ' | | 0 | [4] |
Mutual Funds [Member] | International equity [Member] | ' | | ' | |
Defined Benefit Plan Disclosure [Line Items] | ' | | ' | |
Defined Benefit Plan, Fair Value of Plan Assets | ' | | 3.9 | [4] |
Mutual Funds [Member] | International equity [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | ' | | ' | |
Defined Benefit Plan Disclosure [Line Items] | ' | | ' | |
Defined Benefit Plan, Fair Value of Plan Assets | ' | | 3.9 | [4] |
Mutual Funds [Member] | International equity [Member] | Significant Other Observable Inputs (Level 2) [Member] | ' | | ' | |
Defined Benefit Plan Disclosure [Line Items] | ' | | ' | |
Defined Benefit Plan, Fair Value of Plan Assets | ' | | 0 | [4] |
Mutual Funds [Member] | International equity [Member] | Significant Unobservable Inputs (Level 3) [Member] | ' | | ' | |
Defined Benefit Plan Disclosure [Line Items] | ' | | ' | |
Defined Benefit Plan, Fair Value of Plan Assets | ' | | 0 | [4] |
Mutual Funds [Member] | Fixed income [Member] | ' | | ' | |
Defined Benefit Plan Disclosure [Line Items] | ' | | ' | |
Defined Benefit Plan, Fair Value of Plan Assets | ' | | 7.8 | [5] |
Mutual Funds [Member] | Fixed income [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | ' | | ' | |
Defined Benefit Plan Disclosure [Line Items] | ' | | ' | |
Defined Benefit Plan, Fair Value of Plan Assets | ' | | 7.8 | [5] |
Mutual Funds [Member] | Fixed income [Member] | Significant Other Observable Inputs (Level 2) [Member] | ' | | ' | |
Defined Benefit Plan Disclosure [Line Items] | ' | | ' | |
Defined Benefit Plan, Fair Value of Plan Assets | ' | | 0 | [5] |
Mutual Funds [Member] | Fixed income [Member] | Significant Unobservable Inputs (Level 3) [Member] | ' | | ' | |
Defined Benefit Plan Disclosure [Line Items] | ' | | ' | |
Defined Benefit Plan, Fair Value of Plan Assets | ' | | 0 | [5] |
Trust for Benefit of Employees [Member] | U.S. equity [Member] | ' | | ' | |
Defined Benefit Plan Disclosure [Line Items] | ' | | ' | |
Defined Benefit Plan, Fair Value of Plan Assets | 2.5 | [6] | 2.4 | [6] |
Trust for Benefit of Employees [Member] | U.S. equity [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | ' | | ' | |
Defined Benefit Plan Disclosure [Line Items] | ' | | ' | |
Defined Benefit Plan, Fair Value of Plan Assets | 0 | [6] | 0 | [6] |
Trust for Benefit of Employees [Member] | U.S. equity [Member] | Significant Other Observable Inputs (Level 2) [Member] | ' | | ' | |
Defined Benefit Plan Disclosure [Line Items] | ' | | ' | |
Defined Benefit Plan, Fair Value of Plan Assets | 2.5 | [6] | 2.4 | [6] |
Trust for Benefit of Employees [Member] | U.S. equity [Member] | Significant Unobservable Inputs (Level 3) [Member] | ' | | ' | |
Defined Benefit Plan Disclosure [Line Items] | ' | | ' | |
Defined Benefit Plan, Fair Value of Plan Assets | 0 | [6] | 0 | [6] |
Trust for Benefit of Employees [Member] | International equity [Member] | ' | | ' | |
Defined Benefit Plan Disclosure [Line Items] | ' | | ' | |
Defined Benefit Plan, Fair Value of Plan Assets | 8.3 | [6] | 7.9 | [6] |
Trust for Benefit of Employees [Member] | International equity [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | ' | | ' | |
Defined Benefit Plan Disclosure [Line Items] | ' | | ' | |
Defined Benefit Plan, Fair Value of Plan Assets | 0 | [6] | 0 | [6] |
Trust for Benefit of Employees [Member] | International equity [Member] | Significant Other Observable Inputs (Level 2) [Member] | ' | | ' | |
Defined Benefit Plan Disclosure [Line Items] | ' | | ' | |
Defined Benefit Plan, Fair Value of Plan Assets | 8.3 | [6] | 7.9 | [6] |
Trust for Benefit of Employees [Member] | International equity [Member] | Significant Unobservable Inputs (Level 3) [Member] | ' | | ' | |
Defined Benefit Plan Disclosure [Line Items] | ' | | ' | |
Defined Benefit Plan, Fair Value of Plan Assets | 0 | [6] | 0 | [6] |
Trust for Benefit of Employees [Member] | Fixed income [Member] | ' | | ' | |
Defined Benefit Plan Disclosure [Line Items] | ' | | ' | |
Defined Benefit Plan, Fair Value of Plan Assets | 7.2 | [6] | 6.6 | [6] |
Trust for Benefit of Employees [Member] | Fixed income [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | ' | | ' | |
Defined Benefit Plan Disclosure [Line Items] | ' | | ' | |
Defined Benefit Plan, Fair Value of Plan Assets | 0 | [6] | 0 | [6] |
Trust for Benefit of Employees [Member] | Fixed income [Member] | Significant Other Observable Inputs (Level 2) [Member] | ' | | ' | |
Defined Benefit Plan Disclosure [Line Items] | ' | | ' | |
Defined Benefit Plan, Fair Value of Plan Assets | 7.2 | [6] | 6.6 | [6] |
Trust for Benefit of Employees [Member] | Fixed income [Member] | Significant Unobservable Inputs (Level 3) [Member] | ' | | ' | |
Defined Benefit Plan Disclosure [Line Items] | ' | | ' | |
Defined Benefit Plan, Fair Value of Plan Assets | 0 | [6] | 0 | [6] |
Pension Fund [Member] | U.S. equity [Member] | ' | | ' | |
Defined Benefit Plan Disclosure [Line Items] | ' | | ' | |
Defined Benefit Plan, Fair Value of Plan Assets | 1.5 | [7] | 1.3 | [7] |
Pension Fund [Member] | U.S. equity [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | ' | | ' | |
Defined Benefit Plan Disclosure [Line Items] | ' | | ' | |
Defined Benefit Plan, Fair Value of Plan Assets | 0 | [7] | 0 | [7] |
Pension Fund [Member] | U.S. equity [Member] | Significant Other Observable Inputs (Level 2) [Member] | ' | | ' | |
Defined Benefit Plan Disclosure [Line Items] | ' | | ' | |
Defined Benefit Plan, Fair Value of Plan Assets | 1.5 | [7] | 1.3 | [7] |
Pension Fund [Member] | U.S. equity [Member] | Significant Unobservable Inputs (Level 3) [Member] | ' | | ' | |
Defined Benefit Plan Disclosure [Line Items] | ' | | ' | |
Defined Benefit Plan, Fair Value of Plan Assets | 0 | [7] | 0 | [7] |
Pension Fund [Member] | International equity [Member] | ' | | ' | |
Defined Benefit Plan Disclosure [Line Items] | ' | | ' | |
Defined Benefit Plan, Fair Value of Plan Assets | 7.9 | [7] | 6.7 | [7] |
Pension Fund [Member] | International equity [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | ' | | ' | |
Defined Benefit Plan Disclosure [Line Items] | ' | | ' | |
Defined Benefit Plan, Fair Value of Plan Assets | 0 | [7] | 0 | [7] |
Pension Fund [Member] | International equity [Member] | Significant Other Observable Inputs (Level 2) [Member] | ' | | ' | |
Defined Benefit Plan Disclosure [Line Items] | ' | | ' | |
Defined Benefit Plan, Fair Value of Plan Assets | 7.9 | [7] | 6.7 | [7] |
Pension Fund [Member] | International equity [Member] | Significant Unobservable Inputs (Level 3) [Member] | ' | | ' | |
Defined Benefit Plan Disclosure [Line Items] | ' | | ' | |
Defined Benefit Plan, Fair Value of Plan Assets | 0 | [7] | 0 | [7] |
Pension Fund [Member] | Fixed income [Member] | ' | | ' | |
Defined Benefit Plan Disclosure [Line Items] | ' | | ' | |
Defined Benefit Plan, Fair Value of Plan Assets | 6.9 | [8] | 6.1 | [8] |
Pension Fund [Member] | Fixed income [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | ' | | ' | |
Defined Benefit Plan Disclosure [Line Items] | ' | | ' | |
Defined Benefit Plan, Fair Value of Plan Assets | 0 | [8] | 0 | [8] |
Pension Fund [Member] | Fixed income [Member] | Significant Other Observable Inputs (Level 2) [Member] | ' | | ' | |
Defined Benefit Plan Disclosure [Line Items] | ' | | ' | |
Defined Benefit Plan, Fair Value of Plan Assets | 6.9 | [8] | 6.1 | [8] |
Pension Fund [Member] | Fixed income [Member] | Significant Unobservable Inputs (Level 3) [Member] | ' | | ' | |
Defined Benefit Plan Disclosure [Line Items] | ' | | ' | |
Defined Benefit Plan, Fair Value of Plan Assets | $0 | [8] | $0 | [8] |
|
[1] | This category includes investments primarily in U.S. equity securities that include large, mid and small capitalization companies. |
[2] | This category includes investments primarily in non-U.S. equity securities that include large, mid and small capitalization companies in large developed markets as well as emerging markets equities. |
[3] | This category includes investments in U.S. investment grade and high yield fixed income securities, non-U.S. fixed income securities and emerging markets fixed income securities. |
[4] | These funds seek capital appreciation and generally invest in common stocks of U.S. and non-U.S. issuers. They may invest in growth stocks or value stocks. |
[5] | This fund seeks to provide inflation protection. It currently invests at least 80% of its assets in inflation-indexed bonds issued by the U.S. government. It may invest in bonds of any maturity, though the fund typically maintains a dollar-weighted average maturity of 7 to 20 years. |
[6] | The investment objectives of the fund are to provide long-term capital growth and income by investing primarily in a well-diversified, balanced portfolio of Canadian common stocks, bonds and money market securities. The fund also holds a portion of its assets in U.S. and non-U.S. equities. |
[7] | This category includes investments in U.S. and non-U.S. equity securities and aims to provide returns consistent with the markets in which it invests and provide broad exposure to countries around the world. |
[8] | This category includes investments in U.K. government index-linked securities (index-linked gilts) that have maturity periods of 5 years or longer and investment grade corporate bonds denominated in sterling. |