v2.3.0.15

Employee Benefits | 9 Months Ended
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Sep. 30, 2011
Employee Benefits |
Employee Benefits |
11. Employee Benefits The following table provides the components of the net periodic benefit cost for Aon’s U.S. pension plans, along with the material international plans, which are located in the U.K., the Netherlands, and Canada (in millions):
|  | Three months ended September 30, |
|  | U.S. |  | International |
|  | 2011 |  | 2010 |  | 2011 |  | 2010 |
Service cost |  | $ | — |  | $ | — |  | $ | 5 |  | $ | 3 |
Interest cost |  | 31 |  | 32 |  | 67 |  | 61 |
Expected return on plan assets |  | (30 | ) | (30 | ) | (73 | ) | (60 | )
Amortization of net loss |  | 8 |  | 7 |  | 14 |  | 14 |
Net periodic benefit cost |  | $ | 9 |  | $ | 9 |  | $ | 13 |  | $ | 18 |
|  | Nine months ended September 30, |
|  | U.S. |  | International |
|  | 2011 |  | 2010 |  | 2011 |  | 2010 |
Service cost |  | $ | — |  | $ | — |  | $ | 15 |  | $ | 9 |
Interest cost |  | 92 |  | 93 |  | 201 |  | 183 |
Expected return on plan assets |  | (90 | ) | (89 | ) | (217 | ) | (177 | )
Amortization of net loss |  | 23 |  | 18 |  | 41 |  | 40 |
Net periodic benefit cost |  | $ | 25 |  | $ | 22 |  | $ | 40 |  | $ | 55 |
Based on current assumptions, in 2011, Aon plans to contribute $114 million and $365 million to its U.S. and material international defined benefit pension plans, respectively. For the first nine months of 2011, contributions of $96 million have been made to the Company’s U.S. pension plans and $292 million have been made to its material international pension plans.

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