Reinsurance (Tables)

12 Months Ended

Dec. 31, 2016

Reinsurance Disclosures [Abstract]

Schedule of effect of reinsurance on premiums - traditional long-duration products[Table Text Block]

The effect of reinsurance on premiums for the Company’s traditional long-duration contracts was as follows:

	Years Ended December 31,
	2016			2015			2014
	(in millions)
Direct premiums	$	642		$	629		$	645
Reinsurance ceded	(225		)	(223		)	(222		)
Net premiums	$	417		$	406		$	423

Schedule of effect of reinsurance on premiums - short-duration products [Table Text Block]

The effect of reinsurance on premiums for the Company’s short-duration contracts was as follows:

	Years Ended December 31,
	2016			2015			2014
	(in millions)
Written premiums
Direct	$	1,085		$	1,093		$	1,025
Ceded	(20		)	(19		)	(17		)
Total net written premiums	$	1,065		$	1,074		$	1,008
Earned premiums
Direct	$	1,094		$	1,068		$	979
Ceded	(20		)	(19		)	(17		)
Total net earned premiums	$	1,074		$	1,049		$	962