v3.26.1
Property, Plant and Equipment
 3 Months Ended
Jul. 31, 2026
Property, Plant, and Equipment [Abstract]  
Property, Plant and Equipment Property, Plant and Equipment
Property, plant and equipment is comprised of the following:
July 31, 2026April 30, 2026
Land$3,447 $3,447 
Building and improvements49,107 48,853 
Aircraft6,746 6,846 
Machinery and equipment6,390 7,784 
Office furniture and fixtures18,067 17,160 
Leasehold improvements4,041 4,036 
87,798 88,126 
Accumulated depreciation(29,995)(30,148)
Total property, plant and equipment$57,803 $57,978 
Property and Related Depreciation: Machinery and equipment are recorded at cost and depreciated over their estimated useful lives. Depreciation is provided on a straight-line basis. Depreciation expense was $1,206 for the three months ended
July 31, 2026 and $1,208 for the three months ended July 31, 2025. Depreciation expense is included in cost of sales and general and administrative costs.
DescriptionEstimated useful life
Building and improvements
39 years or the shorter of the estimated useful life of the asset or the underlying lease term
Aircraft5 years
Machinery and equipment5 years
Office furniture and fixtures5 years
Leasehold improvementsShorter of the estimated useful life of the asset or the underlying lease term
Maintenance and repairs are charged to expense as incurred. The cost and accumulated depreciation of assets retired are removed from the accounts and any resulting gains or losses are reflected as income or expense.