Guarantees and Contingencies (Details) (USD $)	9 Months Ended		12 Months Ended	3 Months Ended
	Sep. 30, 2014 Minimum [Member]	Sep. 30, 2014 Insurance-related Assessments [Member]	Dec. 31, 2013 Insurance-related Assessments [Member]	Sep. 30, 2014 Unfavorable Regulatory Action [Member]
Contingencies
Liability related to guaranty fund assessments		$ 13,000,000	$ 14,000,000
Premium tax asset		11,000,000	11,000,000
Damages sought by plaintiffs	20,000,000
Litigation settlement, amount				$ 800,000