Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2013

Commitments and Contingencies Disclosure [Abstract]

Schedule of Future Minimum Rental Payments for Operating Leases

Minimum rental commitments under long-term non-cancelable operating leases as of December 31, 2013, are payable as follows:

$ in millions
Year Ending December 31
2014		$277
2015	232
2016	176
2017	107
2018	61
Thereafter	90
Total Minimum Lease Payments		$943