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Common Stock (Details) - USD ($)
 3 Months Ended 138 Months Ended
Jun. 30, 2023
Mar. 31, 2023
Mar. 31, 2022
Mar. 31, 2023
Dec. 31, 2022
Equity, Class of Treasury Stock [Line Items]          
Common stock, outstanding   47,635,583   47,635,583 47,666,725
Common stock, issued   72,076 95,331    
Common stock, dividend, per share (in dollars per share)   $ 0.15      
Stock repurchase, authorized amount (in US dollars)   $ 2,150,000,000   $ 2,150,000,000  
Number of shares repurchased   100,000   25,100,000  
Stock repurchased (in US dollars)   $ 16,077,000 $ 181,810,000 $ 1,780,000,000  
Remaining authorized repurchase amount (in US dollars)   $ 373,700,000   $ 373,700,000  
Subsequent Event          
Equity, Class of Treasury Stock [Line Items]          
Common stock, dividend, per share (in dollars per share) $ 0.18