Leases (Tables)

12 Months Ended

May 31, 2021

Leases

Schedule of operating lease cost

	For the Year Ended May 31,
	2021		2020
Operating lease cost	$	16.4	$	18.4
Short-term lease cost		1.7		5.3
Variable lease cost		3.5		7.4
	$	21.6	$	31.1

Schedule of maturities of our lease payments

With the exception of a land lease for one of our airframe maintenance facilities that expires in 2108, our operating leases expire at various dates through 2034.  Maturities of our operating lease payments as of May 31, 2021 are as follows:

2022	$	13.7
2023		11.9
2024		9.9
2025		8.8
2026		7.7
Thereafter		32.9
Total undiscounted payments		84.9
Less: Imputed interest		(13.5)
Present value of minimum lease payments		71.4
Less: Operating lease liabilities – current		(11.5)
Operating lease liabilities – non-current	$	59.9

Schedule of supplemental cash flow information related to leases

	For the Year Ended May 31,
	2021		2020
Cash paid for amounts included in the measurement of lease liabilities	$	15.3	$	16.5
Operating lease liabilities arising from obtaining ROU assets		5.2		13.0