Operating leases

12 Months Ended

Dec. 31, 2017

Leases [Abstract]

Operating leases

Operating leases

We lease certain property, computer and communications equipment, transportation equipment and other equipment through operating leases. Total rental expense for operating leases was $331 million, $375 million and $371 million for 2017, 2016 and 2015, respectively.

Minimum payments for operating leases having initial or remaining non-cancelable terms in excess of one year are:

Years ended December 31,
(Millions of dollars)
2018		2019		2020		2021		2022		Thereafter		Total
$	211	$	142	$	104	$	74	$	58	$	169	$	758