v3.26.1
OPERATING SEGMENTS AND GEOGRAPHIC INFORMATION (Tables)
 12 Months Ended
Mar. 31, 2026
Disclosure of operating segments [abstract]  
Disclosure of results by segment
Specified items included in the segment profitability measure are as follows: 
Defense  
Civil Aviationand SecurityTotal
202620252026202520262025
External revenue $2,741.6 $2,709.3 $2,172.4 $1,998.6 $4,914.0 $4,707.9 
Depreciation and amortization351.0 312.4 109.1 102.3 460.1 414.7 
Share of after-tax profit of equity accounted investees58.7 68.3 24.0 20.0 82.7 88.3 
Gross profit890.2 883.6 500.6 416.5 1,390.8 1,300.1 
Operating income437.9 605.3 174.4 123.9 612.3 729.2 
Adjusted segment operating income510.5 581.5 200.2 150.5 710.7 732.0 

Reconciliation of adjusted segment operating income is as follows:

Defense  
Civil Aviationand SecurityTotal
202620252026202520262025
Operating income$437.9 $605.3 $174.4 $123.9 $612.3 $729.2 
Restructuring, integration and acquisition costs (Note 5)
64.4 37.8 20.0 18.7 84.4 56.5 
Impairments and other gains and losses arising from
significant strategic transactions or specific events:
Executive management transition costs8.24.7 5.8 3.6 14.0 8.3 
Gain on fair value remeasurement of SIMCOM (Note 6)
—(72.6)— — — (72.6)
Shareholder matters—6.3 — 4.3 — 10.6 
Adjusted segment operating income$510.5 $581.5 $200.2 $150.5 $710.7 $732.0 

Capital expenditures by segment, which consist of property, plant and equipment expenditures and intangible assets expenditures (excluding those acquired in business combinations), are as follows:

20262025
Civil Aviation $223.7 $296.3 
Defense and Security137.8 147.8 
Total capital expenditures$361.5 $444.1 
Assets and liabilities employed by segment are reconciled to total assets and liabilities as follows:

20262025
Assets employed
  
Civil Aviation $6,896.4 $7,263.4 
Defense and Security 3,046.5 3,000.6 
Assets not included in assets employed by segment1,204.9 949.8 
Total assets $11,147.8 $11,213.8 
Liabilities employed
  
Civil Aviation$1,129.9 $1,369.1 
Defense and Security 1,074.9 1,009.3 
Liabilities not included in liabilities employed by segment3,554.9 3,859.4 
Total liabilities $5,759.7 $6,237.8 
Disclosure of products and services information
The Company's revenue from external customers for its products and services are as follows:
Defense
Civil Aviationand SecurityTotal
202620252026202520262025
Products$931.1 $963.7 $1,096.0 $907.7 $2,027.1 $1,871.4 
Training, software and services1,810.5 1,745.6 1,076.4 1,090.9 2,886.9 2,836.5 
Total external revenue$2,741.6 $2,709.3 $2,172.4 $1,998.6 $4,914.0 $4,707.9 
Disclosure of geographic information
The Company markets its products and services globally. Revenues are attributed to geographical regions based on the location of customers. Non-current assets other than financial instruments, deferred tax assets and employee benefits assets are attributed to geographical regions based on the location of the assets, excluding goodwill. Goodwill is presented by geographical regions based on the Company’s allocation of the related purchase price.
20262025
External revenue  
Canada$498.7 $474.2 
United States2,194.2 2,241.8 
United Kingdom245.2 281.6 
Rest of Americas114.3 133.0 
Europe746.1 663.6 
Asia908.8 759.9 
Oceania and Africa206.7 153.8 
$4,914.0 $4,707.9 
20262025
Non-current assets other than financial instruments, deferred tax assets and employee benefits assets  
Canada$1,496.2 $1,541.7 
United States4,369.1 4,534.7 
United Kingdom394.8 399.0 
Rest of Americas222.5 221.8 
Europe1,229.2 1,162.3 
Asia570.1 610.8 
Oceania and Africa201.5 188.2 
$8,483.4 $8,658.5