v3.26.1
Borrowings (Summary Of Long-Term Borrowings) (Details) - USD ($)
$ in Thousands
 9 Months Ended 12 Months Ended
Mar. 31, 2026
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2024
Debt Instrument [Line Items]        
Included in current   $ 16,114 $ 11,956  
Long-term borrowings   194,597 188,813  
Beginning Balance $ 200,769 200,769 143,186  
Utilized   6,949 190,061 $ 23,728
Facilities repaid   (13,741) (131,222)  
Non-refundable fees paid   (33) 970  
Non-refundable Fees amortized   348 417  
Capitalized interest   0 5,033  
Capitalized interest repaid   0 (11,077)  
Foreign currency adjustment   16,419 3,401  
Ending Balance   210,711 200,769 143,186
Unamortized fees   (805)    
Due within 2 years   40,684    
Due within 3 years   154,416    
Due within 4 years   302    
Due within 5 years   $ 0    
Credit adjustment spread   0.1619%    
Prime Rate [Member]        
Debt Instrument [Line Items]        
Debt instrument variable interest rate   10.50%    
South African Overnight Index Average [Member]        
Debt Instrument [Line Items]        
Debt instrument variable interest rate   6.73%    
Facility A [Member]        
Debt Instrument [Line Items]        
Included in current   $ 0 0  
Long-term borrowings   130,591 120,375  
Beginning Balance $ 120,375 120,375 0  
Utilized   0 116,652  
Facilities repaid   0 0  
Non-refundable fees paid   0 970  
Non-refundable Fees amortized   314 248  
Capitalized interest   0 0  
Capitalized interest repaid   0 0  
Foreign currency adjustment   9,902 2,505  
Ending Balance   130,591 $ 120,375 0
Unamortized fees   (799)    
Due within 2 years   0    
Due within 3 years   131,390    
Due within 4 years   0    
Due within 5 years   $ 0    
Interest rates   10.14% 10.54%  
Base rate   6.73% 7.29%  
Debt instrument variable interest rate   3.25% 3.25%  
Credit adjustment spread   0.16%    
Facility A [Member] | JIBAR [Member]        
Debt Instrument [Line Items]        
Debt instrument variable interest rate     3.25%  
Facility A [Member] | JIBAR [Member] | LTL ratio is greater than or equal to 2.50x [Member]        
Debt Instrument [Line Items]        
Debt instrument variable interest rate 3.25%      
Facility A [Member] | JIBAR [Member] | LTL ratio is less than 2.50x [Member]        
Debt Instrument [Line Items]        
Debt instrument variable interest rate 2.50%      
Facility A [Member] | South African Overnight Index Average [Member] | LTL ratio is greater than or equal to 2.50x [Member]        
Debt Instrument [Line Items]        
Debt instrument variable interest rate   3.25%    
Facility A [Member] | South African Overnight Index Average [Member] | LTL ratio is less than 2.50x [Member]        
Debt Instrument [Line Items]        
Debt instrument variable interest rate   2.50%    
Facility B [Member]        
Debt Instrument [Line Items]        
Included in current   $ 12,190 $ 8,448  
Long-term borrowings   39,617 47,873  
Beginning Balance $ 56,321 56,321 0  
Utilized   0 54,112  
Facilities repaid   (8,953) 0  
Non-refundable fees paid   0 0  
Non-refundable Fees amortized   0 0  
Capitalized interest   0 0  
Capitalized interest repaid   0 0  
Foreign currency adjustment   4,439 2,209  
Ending Balance   51,807 $ 56,321 0
Unamortized fees   0    
Due within 2 years   18,285    
Due within 3 years   21,332    
Due within 4 years   0    
Due within 5 years   $ 0    
Interest rates   10.04% 10.44%  
Base rate   6.73% 7.29%  
Debt instrument variable interest rate   3.15% 3.15%  
Credit adjustment spread   0.16%    
Facility B [Member] | JIBAR [Member]        
Debt Instrument [Line Items]        
Debt instrument variable interest rate     3.15%  
Facility B [Member] | JIBAR [Member] | LTL ratio is greater than or equal to 2.50x [Member]        
Debt Instrument [Line Items]        
Debt instrument variable interest rate 3.15%      
Facility B [Member] | JIBAR [Member] | LTL ratio is less than 2.50x [Member]        
Debt Instrument [Line Items]        
Debt instrument variable interest rate 2.40%      
Facility B [Member] | South African Overnight Index Average [Member] | LTL ratio is greater than or equal to 2.50x [Member]        
Debt Instrument [Line Items]        
Debt instrument variable interest rate   3.15%    
Facility B [Member] | South African Overnight Index Average [Member] | LTL ratio is less than 2.50x [Member]        
Debt Instrument [Line Items]        
Debt instrument variable interest rate   2.40%    
Asset Backed Facility [Member]        
Debt Instrument [Line Items]        
Included in current   $ 3,924 $ 3,508  
Long-term borrowings   5,081 3,671  
Beginning Balance $ 7,179 7,179 8,379  
Utilized   5,977 3,184  
Facilities repaid   (4,788) (4,513)  
Non-refundable fees paid   0 0  
Non-refundable Fees amortized   5 0  
Capitalized interest   0 0  
Capitalized interest repaid   0 0  
Foreign currency adjustment   632 129  
Ending Balance   9,005 $ 7,179 8,379
Unamortized fees   0    
Due within 2 years   3,085    
Due within 3 years   1,694    
Due within 4 years   302    
Due within 5 years   $ 0    
Interest rates   10.75% 11.50%  
Base rate   10.50% 10.75%  
Debt instrument variable interest rate   0.25% 0.75%  
Credit adjustment spread   0.00%    
Asset Backed Facility [Member] | Prime Rate [Member]        
Debt Instrument [Line Items]        
Debt instrument variable interest rate   0.75%    
CCC [Member]        
Debt Instrument [Line Items]        
Included in current   $ 0 $ 0  
Long-term borrowings   19,308 16,894  
Beginning Balance 16,894 16,894 11,841  
Utilized   972 5,091  
Facilities repaid   0 (554)  
Non-refundable fees paid   (33) 0  
Non-refundable Fees amortized   29 21  
Capitalized interest   0 0  
Capitalized interest repaid   0 0  
Foreign currency adjustment   1,446 495  
Ending Balance   19,308 $ 16,894 11,841
Unamortized fees   (6)    
Due within 2 years   19,314    
Due within 3 years   0    
Due within 4 years   0    
Due within 5 years   $ 0    
Interest rates   10.40% 11.70%  
Base rate   10.50% 10.75%  
Debt instrument variable interest rate   (0.10%) 0.95%  
Credit adjustment spread   0.00%    
CCC [Member] | Prime Rate [Member]        
Debt Instrument [Line Items]        
Debt instrument variable interest rate   0.10% 0.95%  
G & H Facilities [Member]        
Debt Instrument [Line Items]        
Included in current   $ 0 $ 0  
Long-term borrowings   0 0  
Beginning Balance 0 0 56,151  
Utilized   0 11,022  
Facilities repaid   0 (60,245)  
Non-refundable fees paid   0 0  
Non-refundable Fees amortized   0 116  
Capitalized interest   0 5,033  
Capitalized interest repaid   0 (11,077)  
Foreign currency adjustment   0 (1,000)  
Ending Balance   0 $ 0 56,151
Unamortized fees   0    
Due within 2 years   0    
Due within 3 years   0    
Due within 4 years   0    
Due within 5 years   $ 0    
Interest rates   0.00% 0.00%  
Base rate   0.00% 0.00%  
Debt instrument variable interest rate   0.00% 0.00%  
Credit adjustment spread   0.00%    
A & B Facilities [Member]        
Debt Instrument [Line Items]        
Included in current   $ 0 $ 0  
Long-term borrowings   0 0  
Beginning Balance $ 0 0 66,815  
Utilized   0 0  
Facilities repaid   0 (65,910)  
Non-refundable fees paid   0 0  
Non-refundable Fees amortized   0 32  
Capitalized interest   0 0  
Capitalized interest repaid   0 0  
Foreign currency adjustment   0 (937)  
Ending Balance   0 $ 0 $ 66,815
Unamortized fees   0    
Due within 2 years   0    
Due within 3 years   0    
Due within 4 years   0    
Due within 5 years   $ 0    
Interest rates   0.00% 0.00%  
Base rate   0.00% 0.00%  
Debt instrument variable interest rate   0.00% 0.00%  
Credit adjustment spread   0.00%