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Chubb integration expenses (Notes)	12 Months Ended
Chubb integration expenses (Notes)	Dec. 31, 2015
Chubb Integration Expenses [Abstract]
Business Acquisition, Integration, Restructuring and Other Related Costs [Text Block]	Chubb integration expenses Chubb integration expenses were $33 million for the year ended December 31, 2015 and include legal and professional fees and all external costs directly related to the integration activities of the Chubb acquisition.