Lease Commitments

12 Months Ended

Dec. 31, 2016

We lease some of our offices, buildings, machinery and equipment, and autos under noncancelable operating leases. These leases have various terms and renewal options. Lease expense amounted to $37 million in 2016, $36 million in 2015 and $41 million in 2014. Future minimum lease payments required under operating leases with initial or remaining noncancelable terms in excess of one year as of December 31, 2016 were as follows:



(millions)	2017		2018		2019		2020		2021		After 2021
Future minimum lease payments	$	31	$	26	$	22	$	17	$	12	$	7