Segment and Geographic Information (Details 2) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Revenues from External Customers and Long-Lived Assets
External Revenues	$ 642	$ 651	$ 659	$ 643	$ 648	$ 653	$ 683	$ 689	$ 2,595	$ 2,673	$ 2,885
Equipment on Operating Leases and Non-Leased Equipment (included in Other Assets), net	3,770				3,628				3,770	3,628
Inside U.S.
Revenues from External Customers and Long-Lived Assets
External Revenues									1,397	1,330	1,219
Equipment on Operating Leases and Non-Leased Equipment (included in Other Assets), net	2,401				2,058				2,401	2,058
Inside Canada
Revenues from External Customers and Long-Lived Assets
External Revenues									171	198	259
Equipment on Operating Leases and Non-Leased Equipment (included in Other Assets), net	535				572				535	572
Inside Australia
Revenues from External Customers and Long-Lived Assets
External Revenues									176	200	261
Equipment on Operating Leases and Non-Leased Equipment (included in Other Assets), net	250				282				250	282
All other
Revenues from External Customers and Long-Lived Assets
External Revenues									851	945	$ 1,146
Equipment on Operating Leases and Non-Leased Equipment (included in Other Assets), net	$ 584				$ 716				$ 584	$ 716