v3.25.2
Variable interest entities - Narrative (Details)
6 Months Ended
Jun. 30, 2025
Equity share capital | VIE (“Philippines Business”)  
Variable Interest Entity [Line Items]  
Subsidiary, ownership percentage, noncontrolling owner 60.00%
Equity share capital | Variable interest entity, primary beneficiary  
Variable Interest Entity [Line Items]  
Variable interest entity, qualitative or quantitative information, ownership percentage 40.00%
Share of earnings and distributions | VIE (“Philippines Business”)  
Variable Interest Entity [Line Items]  
Subsidiary, ownership percentage, noncontrolling owner 45.00%
Share of earnings and distributions | Variable interest entity, primary beneficiary  
Variable Interest Entity [Line Items]  
Variable interest entity, qualitative or quantitative information, ownership percentage 55.00%