XML 68 R57.htm IDEA: XBRL DOCUMENT v3.25.3
Fair Value Of Financial Instruments (Schedule Of Impact On Carrying Value Of Cell C Investment) (Details)
$ in Thousands
Sep. 30, 2025
USD ($)
Weighted Average Cost of Capital (WACC) Rate [Member] | 2.5% Increase [Member]  
Fair Value Measurement Inputs and Valuation Techniques [Line Items]  
Sensitivity for fair value of Cell C investment $ 0
Weighted Average Cost of Capital (WACC) Rate [Member] | 2.5% Decrease [Member]  
Fair Value Measurement Inputs and Valuation Techniques [Line Items]  
Sensitivity for fair value of Cell C investment 64
EBITDA Multiple [Member] | 2.5% Increase [Member]  
Fair Value Measurement Inputs and Valuation Techniques [Line Items]  
Sensitivity for fair value of Cell C investment 1,720
EBITDA Multiple [Member] | 2.5% Decrease [Member]  
Fair Value Measurement Inputs and Valuation Techniques [Line Items]  
Sensitivity for fair value of Cell C investment $ 0