Commitments - Schedule of Aircraft Purchase Commitments (Details)	3 Months Ended
	Aug. 31, 2022 AirCraft
Schedule of Aircraft Commitments [Line Items]
2023 (remainder)	30
2024	36
2025	30
2026	15
Total	111
Cessna SkyCourier 408 [Member]
Schedule of Aircraft Commitments [Line Items]
2023 (remainder)	10
2024	12
2025	12
2026	14
Total	48
ATR 72-600F [Member]
Schedule of Aircraft Commitments [Line Items]
2023 (remainder)	9
2024	6
2025	6
2026	1
Total	22
B767F [Member]
Schedule of Aircraft Commitments [Line Items]
2023 (remainder)	10
2024	14
2025	10
Total	34
B777F [Member]
Schedule of Aircraft Commitments [Line Items]
2023 (remainder)	1
2024	4
2025	2
Total	7