XML 75 R60.htm IDEA: XBRL DOCUMENT v3.22.2
Basis of preparation and significant accounting policies - Property, plant and equipment (Details)
12 Months Ended
Mar. 31, 2022
aircraft
Disclosure of detailed information about property, plant and equipment [line items]  
Residual value as percentage of current market value 15.00%
Number of aircraft operated 500
Hangar and buildings | Minimum  
Disclosure of detailed information about property, plant and equipment [line items]  
Rate of Depreciation 3.33%
Hangar and buildings | Maximum  
Disclosure of detailed information about property, plant and equipment [line items]  
Rate of Depreciation 5.00%
Plant and equipment (excluding aircraft) | Minimum  
Disclosure of detailed information about property, plant and equipment [line items]  
Rate of Depreciation 20.00%
Plant and equipment (excluding aircraft) | Maximum  
Disclosure of detailed information about property, plant and equipment [line items]  
Rate of Depreciation 33.30%
Fixtures and Fittings  
Disclosure of detailed information about property, plant and equipment [line items]  
Rate of Depreciation 20.00%
Motor vehicles  
Disclosure of detailed information about property, plant and equipment [line items]  
Rate of Depreciation 33.30%
Aircraft  
Disclosure of detailed information about property, plant and equipment [line items]  
Useful life, property, plant and equipment 23 years
Residual value as percentage of current market value 15.00%
Airbus A320  
Disclosure of detailed information about property, plant and equipment [line items]  
Number of leased aircraft operated 29
Boeing 737 Aircraft  
Disclosure of detailed information about property, plant and equipment [line items]  
Number of aircraft owned 471
Residual value as percentage of current market value 15.00%
Boeing 737 Aircraft | Minimum  
Disclosure of detailed information about property, plant and equipment [line items]  
Period between aircraft maintenance checks 8 years
Boeing 737 Aircraft | Maximum  
Disclosure of detailed information about property, plant and equipment [line items]  
Period between aircraft maintenance checks 12 years
Boeing 737-8200s  
Disclosure of detailed information about property, plant and equipment [line items]  
Number of aircraft delivered during the period 61
Boeing 737-800s  
Disclosure of detailed information about property, plant and equipment [line items]  
Useful life, property, plant and equipment 23 years