XML 81 R68.htm IDEA: XBRL DOCUMENT v3.8.0.1
Income Taxes (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Reconciliation between the U.S. corporate income tax rate and the effective income tax rate from continuing operations    
U.S. corporate income tax rate (as a percent) 21.00% 35.00%
Dividends received deduction (as a percent) (4.00%) (10.00%)
Tax credits (as a percent) (3.00%) (3.00%)
Settled benefit from charitable contribution of capital gain property (as a percent) (2.00%)  
Impact of equity method presentation (as a percent) (1.00%) (4.00%)
Share-based compensation (as a percent) (1.00%) (1.00%)
Other income tax rate impacts (as a percent) 2.00% (2.00%)
Effective income tax rate (as a percent) 12.00% 15.00%
Adjustments in income tax related to provisional amounts $ 0.0