v3.26.1
Note 17. Segment Reporting (Details)
$ in Thousands
12 Months Ended
Jun. 30, 2026
USD ($)
segment
Jun. 30, 2025
USD ($)
Jun. 30, 2024
USD ($)
Segment Reporting Information [Line Items]      
Segment Reporting, CODM, Individual Title and Position or Group Name [Extensible Enumeration] Chief Executive Officer [Member]    
Number of Reportable Segments | segment 1    
Segment Reporting, CODM, Profit (Loss) Measure, How Used, Description The CODM uses operating income as the measure of profitability to evaluate income or loss generated from each operating segment and to guide decisions on capital investments and assess performance. These decisions may include capital expenditures and/or acquisitions.    
Revenue from Contract with Customer, Excluding Assessed Tax $ 1,431,378 $ 1,486,727 $ 1,714,510
Depreciation, Depletion and Amortization 38,705 36,994 38,030
Other General Income 0 0 (892)
Restructuring Charges 4,977 10,990 2,386
Goodwill, Impairment Loss 0 0 5,820
Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal (14,721) (2,391) 17,040
Operating Income (Loss) 66,057 45,535 49,277
Segment, Expenditure, Addition to Long-Lived Assets 51,700 33,700 47,000
Business Unit Operations      
Segment Reporting Information [Line Items]      
Revenue from Contract with Customer, Excluding Assessed Tax 1,431,378 1,486,727 1,714,510
Cost of Sales (Excluding Depreciation and Amortization) 1,275,552 1,345,624 1,537,813
Selling and Administrative (Excluding Depreciation and Amortization) 60,808 49,975 65,036
Depreciation, Depletion and Amortization 38,705 36,994 38,030
Other General Income 0 0 (892)
Restructuring Charges 4,977 10,990 2,386
Goodwill, Impairment Loss 0 0 5,820
Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal 14,721 2,391 (17,040)
Operating Income (Loss) 66,057 45,535 49,277
Operating Segments | Business Unit Operations      
Segment Reporting Information [Line Items]      
Revenue from Contract with Customer, Excluding Assessed Tax 1,457,293 1,519,456 1,748,218
Consolidation, Eliminations      
Segment Reporting Information [Line Items]      
Revenue from Contract with Customer, Excluding Assessed Tax $ (25,915) $ (32,729) $ (33,708)