Investment in Operating Leases, Net Investment in Operating Leases, Net (Schedule of Operating Leases of Lessor) (Details) $ in Millions	Dec. 31, 2016 USD ($)
Leases, Operating [Abstract]
Operating Leases, Future Minimum Payments Receivable, Current	$ 1,759
Operating Leases, Future Minimum Payments Receivable, in Two Years	821
Operating Leases, Future Minimum Payments Receivable, in Three Years	307
Operating Leases, Future Minimum Payments Receivable, in Four Years	44
Operating Leases, Future Minimum Payments Receivable, Thereafter	2
Operating Leases, Future Minimum Payments Receivable	$ 2,933