Income Taxes	9 Months Ended
Sep. 30, 2015
Income Tax Disclosure [Abstract]
Income Taxes	Income Taxes The Corporation recognized income tax expense of $66 million for the nine months ended September 30, 2015, compared to income tax expense of $67 million for the comparable period in 2014. The effective tax rate was 31.14% for the first nine months of 2015, compared to an effective tax rate of 32.02% for the first nine months of 2014.

Income Taxes

9 Months Ended

Sep. 30, 2015

The Corporation recognized income tax expense of $66 million for the nine months ended September 30, 2015, compared to income tax expense of $67 million for the comparable period in 2014. The effective tax rate was 31.14% for the first nine months of 2015, compared to an effective tax rate of 32.02% for the first nine months of 2014.