U.S. pension plans | Non-U.S. pension plans | Other post-retirement plans | ||||||||||||||||||
In millions | 2013 | 2012 | 2013 | 2012 | 2013 | 2012 | ||||||||||||||
Change in benefit obligations | ||||||||||||||||||||
Benefit obligation beginning of year | $ | 394.3 | $ | 572.1 | $ | 460.8 | $ | 89.5 | $ | 59.3 | $ | 35.1 | ||||||||
Service cost | 15.6 | 12.9 | 8.4 | 3.3 | 0.3 | 0.2 | ||||||||||||||
Interest cost | 14.3 | 28.2 | 17.9 | 7.5 | 1.9 | 1.9 | ||||||||||||||
Amendments | — | 0.4 | — | — | — | — | ||||||||||||||
Benefit obligations assumed in Merger | — | 10.8 | — | 338.6 | — | 16.7 | ||||||||||||||
Actuarial (gain) loss | (56.9 | ) | 128.8 | (16.6 | ) | 26.6 | (15.9 | ) | 8.2 | |||||||||||
Translation loss | — | — | 9.7 | 1.5 | — | — | ||||||||||||||
Benefits paid | (20.4 | ) | (358.9 | ) | (18.2 | ) | (6.2 | ) | (3.2 | ) | (2.8 | ) | ||||||||
Benefit obligation end of year | $ | 346.9 | $ | 394.3 | $ | 462.0 | $ | 460.8 | $ | 42.4 | $ | 59.3 | ||||||||
Change in plan assets | ||||||||||||||||||||
Fair value of plan assets beginning of year | $ | 326.2 | $ | 408.8 | $ | 249.0 | $ | 10.9 | $ | — | $ | — | ||||||||
Actual return on plan assets | (28.9 | ) | 43.9 | 28.6 | 6.4 | — | — | |||||||||||||
Plan assets acquired in Merger | — | 7.6 | — | 227.3 | — | — | ||||||||||||||
Company contributions | 8.9 | 224.8 | 21.9 | 10.4 | 3.2 | 2.8 | ||||||||||||||
Translation gain | — | — | 5.2 | 0.2 | — | — | ||||||||||||||
Benefits paid | (20.4 | ) | (358.9 | ) | (18.2 | ) | (6.2 | ) | (3.2 | ) | (2.8 | ) | ||||||||
Fair value of plan assets end of year | $ | 285.8 | $ | 326.2 | $ | 286.5 | $ | 249.0 | $ | — | $ | — | ||||||||
Funded status | ||||||||||||||||||||
Benefit obligations in excess of the fair value of plan assets | $ | (61.1 | ) | $ | (68.1 | ) | $ | (175.5 | ) | $ | (211.9 | ) | $ | (42.4 | ) | $ | (59.3 | ) | ||