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Employee Benefit Plans (Tables)
12 Months Ended
Mar. 31, 2024
Retirement Benefits [Abstract]  
Schedule of Components of Net Postretirement Medical Expense
The components of net postretirement medical expense for the Officer Medical Plan were as follows: 
 Fiscal Year Ended March 31,
 202420232022
Service cost$5,100 $6,117 $6,505 
Interest cost5,067 4,182 4,063 
Total postretirement medical expense$10,167 $10,299 $10,568 
Schedule of Assumed Health Care Cost Trend Rates
Assumed healthcare cost trend rates for the Officer Medical Plan at March 31 were as follows:    
Pre-65 initial rate20242023
Healthcare cost trend rate assumed for next year7.25 %6.60 %
Rate to which the cost trend rate is assumed to decline (the ultimate trend rate)4.50 %4.50 %
Year that the rate reaches the ultimate trend rate20332032
Post-65 initial rate20242023
Healthcare cost trend rate assumed for next year7.50 %6.80 %
Rate to which the cost trend rate is assumed to decline (the ultimate trend rate)4.50 %4.50 %
Year that the rate reaches the ultimate trend rate20332032
Schedule of Change in Benefit Obligation
The changes in the benefit obligation, plan assets, and funded status of the Officer Medical Plan were as follows: 
 Fiscal Year Ended March 31,
 202420232022
Benefit obligation, beginning of the year$105,585 $113,505 $121,518 
Service cost5,100 6,117 6,505 
Interest cost5,067 4,182 4,063 
Net actuarial loss (gain)17,163 (14,288)(13,563)
Benefits paid(5,927)(3,931)(5,018)
Benefit obligation, end of the year$126,988 $105,585 $113,505 
Schedule of Change in Fair Value of Plan Assets
Fiscal Year Ended March 31,
Changes in plan assets202420232022
Fair value of plan assets, beginning of the year$— $— $— 
Employer contributions5,927 3,931 5,018 
Benefits paid(5,927)(3,931)(5,018)
Fair value of plan assets, end of the year$— $— $— 
Schedule of Expected Future Benefit Payments
The expected future medical benefit payments and related contributions are as follows:     
For the Fiscal Year Ending March 31,
2025$5,142 
20265,677 
20276,117 
20286,658 
20297,173 
2030 - 203442,398 
Total $73,165