v3.26.1
Capital stock (Details) - USD ($)
3 Months Ended 6 Months Ended 12 Months Ended
Jun. 10, 2026
Mar. 16, 2026
Feb. 05, 2026
Jun. 18, 2025
Mar. 11, 2025
Feb. 06, 2025
Jun. 30, 2026
Mar. 31, 2026
Jun. 30, 2025
Mar. 31, 2025
Mar. 31, 2024
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2026
Dec. 31, 2025
Dec. 31, 2024
Equity, Class of Treasury Stock [Line Items]                                
Stock repurchase authorized amount             $ 2,750,000,000         $ 2,750,000,000        
Shares repurchased and retired (in shares)                       3,372,227 1,898,010      
Common stock shares repurchased price per share (in usd per share)                       $ 35.57 $ 48.98      
Expenses related to stock purchase                       $ 67,000 $ 538,000      
Stock repurchase program, remaining authorized repurchase amount             $ 244,137,000         $ 244,137,000        
Increase in quarterly cash dividend (in percentage)     10.00%     11.00%                    
Dividend declared (in usd per share)             $ 0.1875 $ 0.1875 $ 0.1700 $ 0.17 $ 0.1525 $ 0.3750 $ 0.3400   $ 0.68 $ 0.61
Dividends common stock $ 31,552,000 $ 31,773,000   $ 29,624,000 $ 29,784,000   $ 31,552,000   $ 29,624,000     $ 63,325,000 $ 59,408,000      
Forecast                                
Equity, Class of Treasury Stock [Line Items]                                
Dividend declared (in usd per share)                           $ 0.75    
Share Repurchase Open Market                                
Equity, Class of Treasury Stock [Line Items]                                
Aggregate amount of common stock shares repurchased                       $ 119,940,000 $ 92,961,000