Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2015

Commitments and Contingencies Disclosure [Abstract]

Schedule of future minimum aggregate rental commitments due under all noncancelable operating leases, net of sublease income

Future minimum aggregate rental commitments as of December 31, 2015 under all noncancelable operating leases, net of sublease income are due in the following years:

Year ended December 31, (in millions)	Amount
2016	$	56
2017	46
2018	39
2019	34
2020	24
Thereafter	110
Total	$	309