v3.26.1
Employee Benefit Plans (Details)
 3 Months Ended 12 Months Ended
Mar. 31, 2026
USD ($)
Dec. 31, 2025
USD ($)
Jun. 30, 2026
USD ($)
Hours
Installment
shares
Jun. 30, 2025
USD ($)
shares
Jun. 30, 2024
USD ($)
Employee Benefit Plans [Abstract]          
Required age to participate in defined benefit plan     21 years    
Pension Plan settlement charges $ (706,000) $ (199,000) $ (905,000) $ 0  
Annuities from a third-party insurer to Settle Pension Plan obligations $ 3,500,000        
Accumulated benefit obligation for the pension plan     0 4,100,000  
Remaining amount recognized in plan assets     0 (671,000)  
Remaining benefit obligation after the final termination.     $ 0 4,075,000 $ 4,119,000
Compensation rate for frozen plan     0.00%    
Required service period to participate in Defined Contribution Plan     3 months    
Minimum service hours (in Hours) | Hours     250    
Company contributions associated with the contribution plan     $ 581,000 530,000  
Payment authorized for purchase of additional shares for ESOP     200,000 190,000  
ESOP expense     $ 195,000 $ 194,000  
Unearned shares (in Shares) | shares     0 0  
Net periodic pension expense     $ 907,000 $ 15,000  
Supplemental Executive Retirement Plan [Member]          
Employee Benefit Plans [Abstract]          
Period in which lump sum benefit will be paid in the event of death, disability or termination     2 years    
Number of annual installments in which benefit will be paid (in Installment) | Installment     10    
Net periodic pension expense     $ 2,600,000 2,400,000  
Postemployment benefits liability     $ 20,300,000 $ 17,600,000  
Defined Contribution Plan, Matching Tranche One [Member]          
Employee Benefit Plans [Abstract]          
Matching contribution     100.00%    
Employee contributions percentage     3.00%    
Defined Contribution Plan, Matching Tranche Two [Member]          
Employee Benefit Plans [Abstract]          
Matching contribution     50.00%    
Employee contributions percentage     3.00%    
Employee Stock Ownership Plan [Member]          
Employee Benefit Plans [Abstract]          
Award vesting period     3 years    
Maximum [Member]          
Employee Benefit Plans [Abstract]          
Maximum annual contribution per employee     50.00%    
Matching contribution     4.50%    
Maximum [Member] | Supplemental Executive Retirement Plan [Member]          
Employee Benefit Plans [Abstract]          
Vesting period     20 years    
Minimum [Member] | Supplemental Executive Retirement Plan [Member]          
Employee Benefit Plans [Abstract]          
Vesting period     10 years    
Deferred Base Salary [Member] | Supplemental Executive Retirement Plan [Member]          
Employee Benefit Plans [Abstract]          
Maximum annual contribution per employee     50.00%    
Deferred Annual Bonus [Member] | Supplemental Executive Retirement Plan [Member]          
Employee Benefit Plans [Abstract]          
Maximum annual contribution per employee     100.00%