Leases (Tables)

12 Months Ended

May 31, 2017

Schedule of Rent Expense Under Operating Leases

Rent expense under operating leases for the years ended May 31 was as follows (in millions):

	2017		2016		2015
Minimum rentals	$	2,814	$	2,394	$	2,249
Contingent rentals⁽¹⁾		178		214		194
	$	2,992	$	2,608	$	2,443

⁽¹⁾	Contingent rentals are based on equipment usage.

Schedule of Future Minimum Lease Payments, Operating Leases

A summary of future minimum lease payments under noncancelable operating leases with an initial or remaining term in excess of one year at May 31, 2017 is as follows (in millions):

	Operating Leases
	Aircraft and Related Equipment		Facilities and Other		Total Operating Leases
2018	$	398	$	2,047	$	2,445
2019		343		1,887		2,230
2020		261		1,670		1,931
2021		203		1,506		1,709
2022		185		1,355		1,540
Thereafter		175		7,844		8,019
Total	$	1,565	$	16,309	$	17,874