(In Millions) | |||||||||||||||
Pension Benefits | Other Benefits | ||||||||||||||
Change in benefit obligations: | 2013 | 2012 | 2013 | 2012 | |||||||||||
Benefit obligations — beginning of year | $ | 1,244.3 | $ | 1,141.4 | $ | 459.8 | $ | 488.4 | |||||||
Service cost (excluding expenses) | 38.9 | 32.0 | 12.3 | 14.7 | |||||||||||
Interest cost | 45.9 | 48.4 | 17.3 | 20.6 | |||||||||||
Plan amendments | 0.8 | 2.8 | — | (58.3 | ) | ||||||||||
Actuarial (gain) loss | (121.8 | ) | 84.3 | (103.3 | ) | 11.3 | |||||||||
Benefits paid | (72.9 | ) | (71.0 | ) | (28.0 | ) | (26.9 | ) | |||||||
Participant contributions | — | — | 5.6 | 4.6 | |||||||||||
Federal subsidy on benefits paid | — | — | 0.5 | 0.8 | |||||||||||
Exchange rate (gain) loss | (17.2 | ) | 6.4 | (8.0 | ) | 4.6 | |||||||||
Benefit obligations — end of year | $ | 1,118.0 | $ | 1,244.3 | $ | 356.2 | $ | 459.8 | |||||||
Change in plan assets: | |||||||||||||||
Fair value of plan assets — beginning of year | $ | 838.7 | $ | 744.1 | $ | 237.0 | $ | 193.5 | |||||||
Actual return on plan assets | 109.5 | 92.5 | 11.0 | 26.1 | |||||||||||
Participant contributions | — | — | 1.8 | 1.7 | |||||||||||
Employer contributions | 53.7 | 67.7 | 20.7 | 23.3 | |||||||||||
Benefits paid | (72.9 | ) | (71.0 | ) | (18.7 | ) | (7.6 | ) | |||||||
Exchange rate gain (loss) | (13.7 | ) | 5.4 | — | — | ||||||||||
Fair value of plan assets — end of year | $ | 915.3 | $ | 838.7 | $ | 251.8 | $ | 237.0 | |||||||
Funded status at December 31: | |||||||||||||||
Fair value of plan assets | $ | 915.3 | $ | 838.7 | $ | 251.8 | $ | 237.0 | |||||||
Benefit obligations | (1,118.0 | ) | (1,244.3 | ) | (356.2 | ) | (459.8 | ) | |||||||
Funded status (plan assets less benefit obligations) | $ | (202.7 | ) | $ | (405.6 | ) | $ | (104.4 | ) | $ | (222.8 | ) | |||
Amount recognized at December 31 | $ | (202.7 | ) | $ | (405.6 | ) | $ | (104.4 | ) | $ | (222.8 | ) | |||
Amounts recognized in Statements of Financial Position: | |||||||||||||||
Current liabilities | $ | (5.2 | ) | $ | (1.8 | ) | $ | (7.9 | ) | $ | (8.3 | ) | |||
Noncurrent liabilities | (197.5 | ) | (403.8 | ) | (96.5 | ) | (214.5 | ) | |||||||
Net amount recognized | $ | (202.7 | ) | $ | (405.6 | ) | $ | (104.4 | ) | $ | (222.8 | ) | |||
Amounts recognized in accumulated other comprehensive income: | |||||||||||||||
Net actuarial loss | $ | 230.6 | $ | 429.2 | $ | 67.0 | $ | 176.8 | |||||||
Prior service cost | 14.9 | 17.2 | (45.4 | ) | (48.8 | ) | |||||||||
Transition asset | — | — | — | — | |||||||||||
Net amount recognized | $ | 245.5 | $ | 446.4 | $ | 21.6 | $ | 128.0 | |||||||
The estimated amounts that will be amortized from accumulated other comprehensive income into net periodic benefit cost in 2014: | |||||||||||||||
Net actuarial loss | $ | 14.2 | $ | 4.6 | |||||||||||
Prior service cost | 2.7 | (3.6 | ) | ||||||||||||
Net amount recognized | $ | 16.9 | $ | 1.0 | |||||||||||