PENSION AND OTHER POST-EMPLOYMENT BENEFIT PLANS (Details) (USD $) | 12 Months Ended |
In Millions, unless otherwise specified | Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2011 |
Changes in net periodic benefit cost | ' | ' | ' |
Percentage in total pension assets and obligations | 75.00% | ' | ' |
Change in fair value of plan assets: | ' | ' | ' |
Beginning fair value of plan assets | $312.10 | ' | ' |
Fair value of plan assets at end of year | 276.1 | 312.1 | ' |
Amounts in the consolidated balance sheets include: | ' | ' | ' |
Pension, Post Retirement and Post Employment Liabilities | -161.8 | -188.8 | ' |
Accumulated benefit obligation in excess of plan assets | ' | ' | ' |
Projected benefit obligation | 366.3 | 449.3 | ' |
Accumulated benefit obligation | 356.1 | 430.2 | ' |
Fair value of plan assets | 210.8 | 263.1 | ' |
Weighted-average assumptions used to determine net periodic benefit cost | ' | ' | ' |
Expected long term return on plan assets in next fiscal year (as a percent) | 7.00% | ' | ' |
Defined Benefit Plan, Assumed Health Care Cost Trend Rates [Abstract] | ' | ' | ' |
Defined Benefit Plan, Health Care Cost Trend Rate Assumed for Next Fiscal Year | 6.90% | 7.80% | 7.40% |
Defined Benefit Plan, Ultimate Health Care Cost Trend Rate | 4.90% | 4.90% | 5.00% |
Defined Benefit Plan, Year that Rate Reaches Ultimate Trend Rate | '2023 | '2023 | '2017 |
Defined Benefit Plan, Effect of One-Percentage Point Change in Assumed Health Care Cost Trend Rates [Abstract] | ' | ' | ' |
Defined Benefit Plan, Effect of One Percentage Point Increase on Service and Interest Cost Components | 0 | ' | ' |
Defined Benefit Plan, Effect of One Percentage Point Decrease on Service and Interest Cost Components | 0 | ' | ' |
Defined Benefit Plan, Effect of One Percentage Point Increase on Accumulated Postretirement Benefit Obligation | 0.2 | ' | ' |
Defined Benefit Plan, Effect of One Percentage Point Decrease on Accumulated Postretirement Benefit Obligation | 0.3 | ' | ' |
DefinedBenefitPlanFairValueofPlanAssets [Abstract] | ' | ' | ' |
Defined Benefit Plan, Fair Value of Plan Assets | 276.1 | 312.1 | ' |
Period of notice for quarterly redemption of diversified hedge | '60 days | ' | ' |
DefinedContributionBenefits [Abstract] | ' | ' | ' |
Defined Benefit Plan, Estimated Future Employer Contributions in Current Fiscal Year | 0 | ' | ' |
Defined Benefit Plan, Expected Future Benefit Payments, Fiscal Year Maturity [Abstract] | ' | ' | ' |
Defined Contribution Plan, Cost Recognized | 19.9 | 21.3 | 19.3 |
Cash and Cash Equivalents [Member] | ' | ' | ' |
Change in fair value of plan assets: | ' | ' | ' |
Fair value of plan assets at end of year | 13 | 11.4 | ' |
DefinedBenefitPlanFairValueofPlanAssets [Abstract] | ' | ' | ' |
Defined Benefit Plan, Fair Value of Plan Assets | 13 | 11.4 | ' |
US large cap equity securities [Member] | ' | ' | ' |
Change in fair value of plan assets: | ' | ' | ' |
Fair value of plan assets at end of year | 16.3 | 13.6 | ' |
DefinedBenefitPlanFairValueofPlanAssets [Abstract] | ' | ' | ' |
Defined Benefit Plan, Fair Value of Plan Assets | 16.3 | 13.6 | ' |
US mid cap growth equity securities [Member] | ' | ' | ' |
Change in fair value of plan assets: | ' | ' | ' |
Fair value of plan assets at end of year | 3.1 | 2.8 | ' |
DefinedBenefitPlanFairValueofPlanAssets [Abstract] | ' | ' | ' |
Defined Benefit Plan, Fair Value of Plan Assets | 3.1 | 2.8 | ' |
US small cap growth equity securities [Member] | ' | ' | ' |
Change in fair value of plan assets: | ' | ' | ' |
Fair value of plan assets at end of year | 0.1 | 1.5 | ' |
DefinedBenefitPlanFairValueofPlanAssets [Abstract] | ' | ' | ' |
Defined Benefit Plan, Fair Value of Plan Assets | 0.1 | 1.5 | ' |
Emerging market equity securities [Member] | ' | ' | ' |
Change in fair value of plan assets: | ' | ' | ' |
Fair value of plan assets at end of year | 2.8 | 3.1 | ' |
DefinedBenefitPlanFairValueofPlanAssets [Abstract] | ' | ' | ' |
Defined Benefit Plan, Fair Value of Plan Assets | 2.8 | 3.1 | ' |
Real estate investment trusts [Member] | ' | ' | ' |
Change in fair value of plan assets: | ' | ' | ' |
Fair value of plan assets at end of year | 5.6 | 13.4 | ' |
DefinedBenefitPlanFairValueofPlanAssets [Abstract] | ' | ' | ' |
Defined Benefit Plan, Fair Value of Plan Assets | 5.6 | 13.4 | ' |
International large cap value equity securities [Member] | ' | ' | ' |
Change in fair value of plan assets: | ' | ' | ' |
Fair value of plan assets at end of year | 37 | 28.3 | ' |
DefinedBenefitPlanFairValueofPlanAssets [Abstract] | ' | ' | ' |
Defined Benefit Plan, Fair Value of Plan Assets | 37 | 28.3 | ' |
Hedge Funds [Member] | ' | ' | ' |
Change in fair value of plan assets: | ' | ' | ' |
Fair value of plan assets at end of year | 17.4 | 15.7 | ' |
DefinedBenefitPlanFairValueofPlanAssets [Abstract] | ' | ' | ' |
Defined Benefit Plan, Fair Value of Plan Assets | 17.4 | 15.7 | ' |
Municipal Bonds [Member] | ' | ' | ' |
Change in fair value of plan assets: | ' | ' | ' |
Fair value of plan assets at end of year | 72.8 | 83.5 | ' |
DefinedBenefitPlanFairValueofPlanAssets [Abstract] | ' | ' | ' |
Defined Benefit Plan, Fair Value of Plan Assets | 72.8 | 83.5 | ' |
Corporate Bond Securities [Member] | ' | ' | ' |
Change in fair value of plan assets: | ' | ' | ' |
Fair value of plan assets at end of year | 101.7 | 138.8 | ' |
DefinedBenefitPlanFairValueofPlanAssets [Abstract] | ' | ' | ' |
Defined Benefit Plan, Fair Value of Plan Assets | 101.7 | 138.8 | ' |
Emerging markets Fixed Income [Domain] | ' | ' | ' |
Change in fair value of plan assets: | ' | ' | ' |
Fair value of plan assets at end of year | 6.3 | 0 | ' |
DefinedBenefitPlanFairValueofPlanAssets [Abstract] | ' | ' | ' |
Defined Benefit Plan, Fair Value of Plan Assets | 6.3 | 0 | ' |
Pension Benefits | ' | ' | ' |
Changes in benefit obligations | ' | ' | ' |
Beginning benefit obligations | 463.6 | 402.7 | ' |
Service cost - benefits earned during the period | 5.2 | 3.9 | 3.5 |
Interest cost on projected benefit obligations | 14.4 | 15.6 | 17 |
Actuarial assumptions (gains) losses | -25.7 | 72.2 | ' |
Settlements and curtailments | -50.4 | -30.9 | ' |
Benefits paid | -2.8 | -2.2 | ' |
Exchange rate changes | -0.3 | 2.3 | ' |
Benefit obligations at end of year | 404 | 463.6 | 402.7 |
Change in fair value of plan assets: | ' | ' | ' |
Beginning fair value of plan assets | 312.1 | 280.7 | ' |
Actual return on plan assets | -1.4 | 32.8 | ' |
Employer contributions | 18.5 | 28.2 | 9.5 |
Settlements | -50.4 | -29.3 | ' |
Benefits paid | -2.8 | -2.2 | ' |
Exchange rate changes | 0.1 | 1.9 | ' |
Fair value of plan assets at end of year | 276.1 | 312.1 | 280.7 |
Underfunded status at end of year | -127.9 | -151.5 | ' |
Amounts in the consolidated balance sheets include: | ' | ' | ' |
Other assets | 1.3 | 2.2 | ' |
Pension, Post Retirement and Post Employment Liabilities | -129.2 | -153.7 | ' |
Defined Benefit Plan, Amounts Recognized in Balance Sheet | -127.9 | -151.5 | ' |
Amounts in accumulated other comprehensive loss include: | ' | ' | ' |
Prior service (benefit) | 1.2 | 0 | ' |
Transition obligation | 0.1 | 0.2 | ' |
Pension and Other Postretirement Benefit Plans, Accumulated Other Comprehensive Income (Loss), before Tax | 1.3 | 0.2 | ' |
Accumulated benefit obligation | 375.7 | 428 | ' |
Accumulated benefit obligation in excess of plan assets | ' | ' | ' |
Service cost - benefits earned during the period | 5.2 | 3.9 | 3.5 |
Interest cost on projected benefit obligations | 14.4 | 15.6 | 17 |
Expected return on plan assets | -17.1 | -16.6 | -19.1 |
Amortization of prior service (benefit) | 0 | 0 | 0 |
Amortization of transition cost | 0.1 | 0.1 | 0.1 |
Net periodic benefit cost | 2.6 | 3 | 1.5 |
Settlements and curtailments | -8.2 | 56.3 | 87.5 |
Defined Benefit Plan, Curtailments | 0 | -1.4 | 0 |
Total net periodic benefit cost | -5.6 | 57.9 | 89 |
Weighted-average assumptions used to determine benefit obligations | ' | ' | ' |
Discount rate (as a percent) | 4.08% | 3.21% | ' |
Rate of compensation increase (as a percent) | 3.22% | 3.58% | ' |
Weighted-average assumptions used to determine net periodic benefit cost | ' | ' | ' |
Discount rate (as a percent) | 3.26% | 4.03% | 5.59% |
Expected long term return on plan assets (as a percent) | 5.22% | 5.65% | 6.91% |
Rate of compensation increase (as a percent) | 3.59% | 4.00% | 4.02% |
DefinedBenefitPlanFairValueofPlanAssets [Abstract] | ' | ' | ' |
Defined Benefit Plan, Fair Value of Plan Assets | 276.1 | 312.1 | 280.7 |
DefinedContributionBenefits [Abstract] | ' | ' | ' |
Employer contributions | 18.5 | 28.2 | 9.5 |
Defined Benefit Plan, Expected Future Benefit Payments, Fiscal Year Maturity [Abstract] | ' | ' | ' |
Defined Benefit Plan, Expected Future Benefit Payments, Next Twelve Months | 29.3 | ' | ' |
Defined Benefit Plan, Expected Future Benefit Payments, Year Two | 29.5 | ' | ' |
Defined Benefit Plan, Expected Future Benefit Payments, Year Three | 29.5 | ' | ' |
Defined Benefit Plan, Expected Future Benefit Payments, Year Four | 30.8 | ' | ' |
Defined Benefit Plan, Expected Future Benefit Payments, Year Five | 29.7 | ' | ' |
Defined Benefit Plan, Expected Future Benefit Payments, Five Fiscal Years Thereafter | 147.8 | ' | ' |
Other Benefits | ' | ' | ' |
Changes in benefit obligations | ' | ' | ' |
Beginning benefit obligations | 35.1 | 30.2 | ' |
Service cost - benefits earned during the period | 1.1 | 1 | 0.9 |
Interest cost on projected benefit obligations | 1.3 | 1.3 | 1.3 |
Actuarial assumptions (gains) losses | -3.8 | 2.6 | ' |
Settlements and curtailments | 0 | 0 | ' |
Benefits paid | -1.3 | -0.1 | ' |
Exchange rate changes | 0.2 | 0.1 | ' |
Benefit obligations at end of year | 32.6 | 35.1 | 30.2 |
Change in fair value of plan assets: | ' | ' | ' |
Beginning fair value of plan assets | 0 | 0 | ' |
Actual return on plan assets | 0 | 0 | ' |
Employer contributions | 0.9 | 0.1 | ' |
Settlements | 0 | 0 | ' |
Benefits paid | -1.3 | -0.1 | ' |
Exchange rate changes | 0.4 | 0 | ' |
Fair value of plan assets at end of year | 0 | 0 | 0 |
Underfunded status at end of year | -32.6 | -35.1 | ' |
Amounts in the consolidated balance sheets include: | ' | ' | ' |
Other assets | 0 | 0 | ' |
Pension, Post Retirement and Post Employment Liabilities | -32.6 | -35.1 | ' |
Defined Benefit Plan, Amounts Recognized in Balance Sheet | -32.6 | -35.1 | ' |
Amounts in accumulated other comprehensive loss include: | ' | ' | ' |
Prior service (benefit) | -0.3 | -0.5 | ' |
Transition obligation | 0 | 0 | ' |
Pension and Other Postretirement Benefit Plans, Accumulated Other Comprehensive Income (Loss), before Tax | -0.3 | -0.5 | ' |
Accumulated benefit obligation | 32.6 | 35.1 | ' |
Accumulated benefit obligation in excess of plan assets | ' | ' | ' |
Service cost - benefits earned during the period | 1.1 | 1 | 0.9 |
Interest cost on projected benefit obligations | 1.3 | 1.3 | 1.3 |
Expected return on plan assets | 0 | 0 | 0 |
Amortization of prior service (benefit) | -0.2 | -0.2 | -0.2 |
Amortization of transition cost | 0 | 0 | 0 |
Net periodic benefit cost | 2.2 | 2.1 | 2 |
Settlements and curtailments | -3.8 | 2.6 | 4 |
Defined Benefit Plan, Curtailments | 0 | 0 | 0 |
Total net periodic benefit cost | -1.6 | 4.7 | 6 |
Weighted-average assumptions used to determine benefit obligations | ' | ' | ' |
Discount rate (as a percent) | 4.98% | 3.75% | ' |
Rate of compensation increase (as a percent) | 3.08% | 3.48% | ' |
Weighted-average assumptions used to determine net periodic benefit cost | ' | ' | ' |
Discount rate (as a percent) | 3.75% | 4.29% | 5.28% |
Expected long term return on plan assets (as a percent) | 0.00% | 0.00% | 0.00% |
Rate of compensation increase (as a percent) | 3.48% | 3.94% | 3.94% |
DefinedBenefitPlanFairValueofPlanAssets [Abstract] | ' | ' | ' |
Defined Benefit Plan, Fair Value of Plan Assets | 0 | 0 | 0 |
DefinedContributionBenefits [Abstract] | ' | ' | ' |
Employer contributions | 0.9 | 0.1 | ' |
Defined Benefit Plan, Expected Future Benefit Payments, Fiscal Year Maturity [Abstract] | ' | ' | ' |
Defined Benefit Plan, Expected Future Benefit Payments, Next Twelve Months | 0.8 | ' | ' |
Defined Benefit Plan, Expected Future Benefit Payments, Year Two | 1 | ' | ' |
Defined Benefit Plan, Expected Future Benefit Payments, Year Three | 1.1 | ' | ' |
Defined Benefit Plan, Expected Future Benefit Payments, Year Four | 1.1 | ' | ' |
Defined Benefit Plan, Expected Future Benefit Payments, Year Five | 1.3 | ' | ' |
Defined Benefit Plan, Expected Future Benefit Payments, Five Fiscal Years Thereafter | 6.5 | ' | ' |
U.S. Pension Plan | Equity Securities [Member] | ' | ' | ' |
Defined Benefit Plan, Assets, Target Allocations [Abstract] | ' | ' | ' |
Defined Benefit Plan, Target Allocation Percentage | '.4 | ' | ' |
U.S. Pension Plan | Fixed Income [Member] | ' | ' | ' |
Defined Benefit Plan, Assets, Target Allocations [Abstract] | ' | ' | ' |
Defined Benefit Plan, Target Allocation Percentage | '.6 | ' | ' |
Fair Value, Inputs, Level 1 [Member] | ' | ' | ' |
Change in fair value of plan assets: | ' | ' | ' |
Fair value of plan assets at end of year | 21.5 | 11.4 | ' |
DefinedBenefitPlanFairValueofPlanAssets [Abstract] | ' | ' | ' |
Defined Benefit Plan, Fair Value of Plan Assets | 21.5 | 11.4 | ' |
Fair Value, Inputs, Level 1 [Member] | Cash and Cash Equivalents [Member] | ' | ' | ' |
Change in fair value of plan assets: | ' | ' | ' |
Fair value of plan assets at end of year | 13 | 11.4 | ' |
DefinedBenefitPlanFairValueofPlanAssets [Abstract] | ' | ' | ' |
Defined Benefit Plan, Fair Value of Plan Assets | 13 | 11.4 | ' |
Fair Value, Inputs, Level 1 [Member] | US large cap equity securities [Member] | ' | ' | ' |
Change in fair value of plan assets: | ' | ' | ' |
Fair value of plan assets at end of year | 0 | 0 | ' |
DefinedBenefitPlanFairValueofPlanAssets [Abstract] | ' | ' | ' |
Defined Benefit Plan, Fair Value of Plan Assets | 0 | 0 | ' |
Fair Value, Inputs, Level 1 [Member] | US mid cap growth equity securities [Member] | ' | ' | ' |
Change in fair value of plan assets: | ' | ' | ' |
Fair value of plan assets at end of year | 0 | 0 | ' |
DefinedBenefitPlanFairValueofPlanAssets [Abstract] | ' | ' | ' |
Defined Benefit Plan, Fair Value of Plan Assets | 0 | 0 | ' |
Fair Value, Inputs, Level 1 [Member] | US small cap growth equity securities [Member] | ' | ' | ' |
Change in fair value of plan assets: | ' | ' | ' |
Fair value of plan assets at end of year | 0 | 0 | ' |
DefinedBenefitPlanFairValueofPlanAssets [Abstract] | ' | ' | ' |
Defined Benefit Plan, Fair Value of Plan Assets | 0 | 0 | ' |
Fair Value, Inputs, Level 1 [Member] | Emerging market equity securities [Member] | ' | ' | ' |
Change in fair value of plan assets: | ' | ' | ' |
Fair value of plan assets at end of year | 0 | 0 | ' |
DefinedBenefitPlanFairValueofPlanAssets [Abstract] | ' | ' | ' |
Defined Benefit Plan, Fair Value of Plan Assets | 0 | 0 | ' |
Fair Value, Inputs, Level 1 [Member] | Real estate investment trusts [Member] | ' | ' | ' |
Change in fair value of plan assets: | ' | ' | ' |
Fair value of plan assets at end of year | 0 | 0 | ' |
DefinedBenefitPlanFairValueofPlanAssets [Abstract] | ' | ' | ' |
Defined Benefit Plan, Fair Value of Plan Assets | 0 | 0 | ' |
Fair Value, Inputs, Level 1 [Member] | International large cap value equity securities [Member] | ' | ' | ' |
Change in fair value of plan assets: | ' | ' | ' |
Fair value of plan assets at end of year | 8.5 | 0 | ' |
DefinedBenefitPlanFairValueofPlanAssets [Abstract] | ' | ' | ' |
Defined Benefit Plan, Fair Value of Plan Assets | 8.5 | 0 | ' |
Fair Value, Inputs, Level 1 [Member] | Hedge Funds [Member] | ' | ' | ' |
Change in fair value of plan assets: | ' | ' | ' |
Fair value of plan assets at end of year | 0 | 0 | ' |
DefinedBenefitPlanFairValueofPlanAssets [Abstract] | ' | ' | ' |
Defined Benefit Plan, Fair Value of Plan Assets | 0 | 0 | ' |
Fair Value, Inputs, Level 1 [Member] | Municipal Bonds [Member] | ' | ' | ' |
Change in fair value of plan assets: | ' | ' | ' |
Fair value of plan assets at end of year | 0 | 0 | ' |
DefinedBenefitPlanFairValueofPlanAssets [Abstract] | ' | ' | ' |
Defined Benefit Plan, Fair Value of Plan Assets | 0 | 0 | ' |
Fair Value, Inputs, Level 1 [Member] | Corporate Bond Securities [Member] | ' | ' | ' |
Change in fair value of plan assets: | ' | ' | ' |
Fair value of plan assets at end of year | 0 | 0 | ' |
DefinedBenefitPlanFairValueofPlanAssets [Abstract] | ' | ' | ' |
Defined Benefit Plan, Fair Value of Plan Assets | 0 | 0 | ' |
Fair Value, Inputs, Level 1 [Member] | Emerging markets Fixed Income [Domain] | ' | ' | ' |
Change in fair value of plan assets: | ' | ' | ' |
Fair value of plan assets at end of year | 0 | ' | ' |
DefinedBenefitPlanFairValueofPlanAssets [Abstract] | ' | ' | ' |
Defined Benefit Plan, Fair Value of Plan Assets | 0 | ' | ' |
Fair Value, Inputs, Level 2 [Member] | ' | ' | ' |
Change in fair value of plan assets: | ' | ' | ' |
Fair value of plan assets at end of year | 254.6 | 300.7 | ' |
DefinedBenefitPlanFairValueofPlanAssets [Abstract] | ' | ' | ' |
Defined Benefit Plan, Fair Value of Plan Assets | 254.6 | 300.7 | ' |
Fair Value, Inputs, Level 2 [Member] | Cash and Cash Equivalents [Member] | ' | ' | ' |
Change in fair value of plan assets: | ' | ' | ' |
Fair value of plan assets at end of year | 0 | 0 | ' |
DefinedBenefitPlanFairValueofPlanAssets [Abstract] | ' | ' | ' |
Defined Benefit Plan, Fair Value of Plan Assets | 0 | 0 | ' |
Fair Value, Inputs, Level 2 [Member] | US large cap equity securities [Member] | ' | ' | ' |
Change in fair value of plan assets: | ' | ' | ' |
Fair value of plan assets at end of year | 16.3 | 13.6 | ' |
DefinedBenefitPlanFairValueofPlanAssets [Abstract] | ' | ' | ' |
Defined Benefit Plan, Fair Value of Plan Assets | 16.3 | 13.6 | ' |
Fair Value, Inputs, Level 2 [Member] | US mid cap growth equity securities [Member] | ' | ' | ' |
Change in fair value of plan assets: | ' | ' | ' |
Fair value of plan assets at end of year | 3.1 | 2.8 | ' |
DefinedBenefitPlanFairValueofPlanAssets [Abstract] | ' | ' | ' |
Defined Benefit Plan, Fair Value of Plan Assets | 3.1 | 2.8 | ' |
Fair Value, Inputs, Level 2 [Member] | US small cap growth equity securities [Member] | ' | ' | ' |
Change in fair value of plan assets: | ' | ' | ' |
Fair value of plan assets at end of year | 0.1 | 1.5 | ' |
DefinedBenefitPlanFairValueofPlanAssets [Abstract] | ' | ' | ' |
Defined Benefit Plan, Fair Value of Plan Assets | 0.1 | 1.5 | ' |
Fair Value, Inputs, Level 2 [Member] | Emerging market equity securities [Member] | ' | ' | ' |
Change in fair value of plan assets: | ' | ' | ' |
Fair value of plan assets at end of year | 2.8 | 3.1 | ' |
DefinedBenefitPlanFairValueofPlanAssets [Abstract] | ' | ' | ' |
Defined Benefit Plan, Fair Value of Plan Assets | 2.8 | 3.1 | ' |
Fair Value, Inputs, Level 2 [Member] | Real estate investment trusts [Member] | ' | ' | ' |
Change in fair value of plan assets: | ' | ' | ' |
Fair value of plan assets at end of year | 5.6 | 13.4 | ' |
DefinedBenefitPlanFairValueofPlanAssets [Abstract] | ' | ' | ' |
Defined Benefit Plan, Fair Value of Plan Assets | 5.6 | 13.4 | ' |
Fair Value, Inputs, Level 2 [Member] | International large cap value equity securities [Member] | ' | ' | ' |
Change in fair value of plan assets: | ' | ' | ' |
Fair value of plan assets at end of year | 28.5 | 28.3 | ' |
DefinedBenefitPlanFairValueofPlanAssets [Abstract] | ' | ' | ' |
Defined Benefit Plan, Fair Value of Plan Assets | 28.5 | 28.3 | ' |
Fair Value, Inputs, Level 2 [Member] | Hedge Funds [Member] | ' | ' | ' |
Change in fair value of plan assets: | ' | ' | ' |
Fair value of plan assets at end of year | 17.4 | 15.7 | ' |
DefinedBenefitPlanFairValueofPlanAssets [Abstract] | ' | ' | ' |
Defined Benefit Plan, Fair Value of Plan Assets | 17.4 | 15.7 | ' |
Fair Value, Inputs, Level 2 [Member] | Municipal Bonds [Member] | ' | ' | ' |
Change in fair value of plan assets: | ' | ' | ' |
Fair value of plan assets at end of year | 72.8 | 83.5 | ' |
DefinedBenefitPlanFairValueofPlanAssets [Abstract] | ' | ' | ' |
Defined Benefit Plan, Fair Value of Plan Assets | 72.8 | 83.5 | ' |
Fair Value, Inputs, Level 2 [Member] | Corporate Bond Securities [Member] | ' | ' | ' |
Change in fair value of plan assets: | ' | ' | ' |
Fair value of plan assets at end of year | 101.7 | 138.8 | ' |
DefinedBenefitPlanFairValueofPlanAssets [Abstract] | ' | ' | ' |
Defined Benefit Plan, Fair Value of Plan Assets | 101.7 | 138.8 | ' |
Fair Value, Inputs, Level 2 [Member] | Emerging markets Fixed Income [Domain] | ' | ' | ' |
Change in fair value of plan assets: | ' | ' | ' |
Fair value of plan assets at end of year | 6.3 | 0 | ' |
DefinedBenefitPlanFairValueofPlanAssets [Abstract] | ' | ' | ' |
Defined Benefit Plan, Fair Value of Plan Assets | $6.30 | $0 | ' |