Recent Accounting Pronouncements (Details) (USD $) In Millions, unless otherwise specified	1 Months Ended	9 Months Ended
	Sep. 30, 2014	Sep. 30, 2014	Jun. 30, 2014
New Accounting Pronouncements And Changes In Accounting Principles [Abstract]
Health Care Reform Industry Assessment Fee Liability			$ 245
Health Care Reform Industry Assessment Fee Paid	243
Health Care Reform Industry Assessment Fee Expense		$ 182