Restructuring	3 Months Ended
Mar. 31, 2016
Restructuring and Related Activities [Abstract]
Restructuring	Restructuring In January 2015, at a regular meeting of our Board, our Board approved a plan to implement a strategic reduction of our existing global workforce. As a result, we reduced our workforce globally. The reduction was completed in the first half of 2015. The restructuring costs are aggregated in general and administrative expenses in the condensed consolidated statement of income. No restructuring costs were recognized during the three months ended March 31, 2016. $60 million of restructuring costs were recognized during the three months ended March 31, 2015. No liability remained at March 31, 2016 for these restructuring costs.

Restructuring

3 Months Ended

Mar. 31, 2016

Restructuring and Related Activities [Abstract]

In January 2015, at a regular meeting of our Board, our Board approved a plan to implement a strategic reduction of our existing global workforce. As a result, we reduced our workforce globally. The reduction was completed in the first half of 2015. The restructuring costs are aggregated in general and administrative expenses in the condensed consolidated statement of income.

No restructuring costs were recognized during the three months ended March 31, 2016. $60 million of restructuring costs were recognized during the three months ended March 31, 2015. No liability remained at March 31, 2016 for these restructuring costs.