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Note M - Pension and Other Postretirement Benefit Plans - Net Funded Status of Pension and Postretirement Plans (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Jun. 30, 2021 | Jun. 30, 2020
Net amount recognized | $ (31,463) | $ (43,576)
Pension Plan [Member] |  |
Benefit obligation, beginning of year | 105,520 | 107,322
Service cost | 608 | 653
Interest cost | 2,516 | 3,305
Prior service cost | 65 | 0
Actuarial (gain) loss | (1,577) | 3,161
Contributions by plan participants | 114 | 93
Benefits paid | (8,546) | (9,014)
Benefit obligation, end of year | 98,700 | 105,520
Fair value of assets, Balance | 83,284 | 87,291
Actual return on plan assets | 15,325 | 3,541
Employer contribution | 2,253 | 1,373
Contributions by plan participants | 114 | 93
Benefits paid | (8,546) | (9,014)
Fair value of assets, Balance | 92,430 | 83,284
Funded status | (6,270) | (22,236)
Other assets - noncurrent | 60 | 0
Accrued liabilities - current | (423) | (276)
Accrued retirement benefits - noncurrent | (5,907) | (21,960)
Net amount recognized | (6,270) | (22,236)
Net transition obligation | 133 | 158
Prior service cost | 94 | 104
Actuarial net loss | 31,563 | 43,548
Net amount recognized | 31,790 | 43,810
Other Postretirement Benefits Plan [Member] |  |
Benefit obligation, beginning of year | 7,059 | 7,451
Service cost | 16 | 17
Interest cost | 154 | 219
Prior service cost | 0 | 0
Actuarial (gain) loss | (395) | 211
Contributions by plan participants | 269 | 352
Benefits paid | (1,001) | (1,191)
Benefit obligation, end of year | 6,102 | 7,059
Fair value of assets, Balance | 0 | 0
Actual return on plan assets | 0 | 0
Employer contribution | 732 | 839
Contributions by plan participants | 269 | 352
Benefits paid | (1,001) | (1,191)
Fair value of assets, Balance | 0 | 0
Funded status | (6,102) | (7,059)
Other assets - noncurrent | 0 | 0
Accrued liabilities - current | (833) | (1,081)
Accrued retirement benefits - noncurrent | (5,269) | (5,978)
Net amount recognized | (6,102) | (7,059)
Net transition obligation | 0 | 0
Prior service cost | (487) | (697)
Actuarial net loss | 160 | 463
Net amount recognized | $ (327) | $ (234)

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