Business and Accounting Policies Textuals (Details) $ in Thousands	12 Months Ended
Jun. 30, 2025 USD ($)	Jun. 30, 2024 USD ($)	Jun. 30, 2023 USD ($)
Allowance for Doubtful Accounts Receivable, Current	$ 16,462	$ 13,063
Company's domestic inventory relate to LIFO layers	14.10%
Number of LIFO pools maintained (in pools)	5
Revenue Recognition, Sales Returns Reserve	$ 10,869	10,815
Shipping and Handling Costs	$ 26,440	24,620	$ 22,170
Vesting period of SARs and stock option awards	4 years
Defined Contribution Plan, Maximum Annual Contributions Per Employee, Percent	50.00%
Defined Contribution Plan, Cost	$ 6,177	9,670	9,989
Defined Benefit Plan, Net Periodic Benefit Cost (Credit)	260	289	399
Defined Benefit Plan, Expected Future Benefit Payment, Next Twelve Months	$ 1,300
Defined Benefit Plan, Plan Assets, Payment for Settlement			8,895
Lessee, Operating Lease, Renewal Term	5 years
KERP [Member]
Defined Contribution Plan, Cost	$ 820	446	456
Pension Plan [Member]
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Settlement			1,184
Other Postretirement Benefits Plan
Defined Benefit Plan, Net Periodic Benefit Cost (Credit)	$ 115	$ 186	$ (113)
Computer Software, Intangible Asset [Member]
Finite-Lived Intangible Asset, Useful Life	12 years
Buildings,BuildingsImprovementsandLeaseholdImprovementsMinimumUsefulLife [Member]
Property, Plant and Equipment, Useful Life	10 years
Buildings,BuildingsImprovementsandLeaseholdImprovements MaximumUsefulLife [Member]
Property, Plant and Equipment, Useful Life	30 years
PropertyandEquipmentMinimumUsefulLife [Member]
Property, Plant and Equipment, Useful Life	3 years
PropertyandEquipmentMaximumUsefulLife [Member]
Property, Plant and Equipment, Useful Life	10 years
Minimum [Member]
Lessee, Operating Lease, Term of Contract	1 year
Maximum [Member]
Lessee, Operating Lease, Term of Contract	15 years

Inventory percent from 1970's LIFO layers.

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Number of LIFO pools maintained.

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Freight payments to third parties in cost of sales and internal delivery costs in selling, distribution and administrative expense

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Amount of allowance for credit loss on accounts receivable, classified as current.

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Amount of liability for consideration received or receivable from customer which is not included in transaction price, when consideration is expected to be refunded to customer.

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Amount of benefit for defined benefit plan expected to be paid in next fiscal year following current fiscal year.

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Amount of net periodic benefit cost (credit) for defined benefit plan.

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Amount of gain (loss) recognized in net periodic benefit (cost) credit from irrevocable action relieving primary responsibility for benefit obligation and eliminating risk related to obligation and assets used to effect settlement.

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Amount of payment, which decreases plan assets of defined benefit plan, for irrevocable action relieving primary responsibility for benefit obligation and eliminating risk for obligation and assets used to effect settlement. Transaction constituting settlement includes, but is not limited to, making lump-sum cash payment to participant in exchange for their rights to receive specified benefits and purchasing nonparticipating annuity contract.

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Maximum percentage of employee gross pay the employee may contribute to a defined contribution plan.

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Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Term of lessee's operating lease renewal, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Term of lessee's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

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