v3.26.3
Financing and Other Debt - Narrative (Details)
€ in Millions
9 Months Ended 12 Months Ended
Sep. 30, 2026
USD ($)
Dec. 31, 2025
USD ($)
Sep. 30, 2026
EUR (€)
Sep. 30, 2026
AUD ($)
Dec. 31, 2025
AUD ($)
Sep. 30, 2025
USD ($)
Debt Instrument [Line Items]            
Cash and cash equivalents $ 593,200,000 [1] $ 905,800,000 [1]       $ 812,900,000
Total short term debt, net 1,863,500,000 1,326,400,000        
Accounts receivable, net 5,342,700,000 3,362,600,000        
Asset Pledged as Collateral            
Debt Instrument [Line Items]            
Accounts receivable, net 306,300,000          
Participation debt            
Debt Instrument [Line Items]            
Total short term debt, net 70,000,000.0 65,200,000        
FHLB advances            
Debt Instrument [Line Items]            
Total short term debt, net 1,425,000,000 1,105,000,000        
Remaining borrowing capacity 14,300,000          
Borrowed federal funds            
Debt Instrument [Line Items]            
Total short term debt, net $ 195,000,000.0 0        
Other short term borrowings            
Debt Instrument [Line Items]            
Amounts available       $ 21,300,000    
Secured Overnight Financing Rate (SOFR) | Other short term borrowings            
Debt Instrument [Line Items]            
Margin on variable rate, percent 1.80%          
Other short term borrowings            
Debt Instrument [Line Items]            
Line of credit outstanding       0 $ 0  
Revolving Credit Facility | MUFG Bank, Ltd.            
Debt Instrument [Line Items]            
Amounts available | €     € 55.0      
Revolving Credit Facility | Australia and New Zealand Banking Group Limited | Minimum            
Debt Instrument [Line Items]            
Amounts available       100,000,000.0    
Revolving Credit Facility | Australia and New Zealand Banking Group Limited | Maximum            
Debt Instrument [Line Items]            
Amounts available       $ 125,000,000.0    
Revolving Credit Facility | Federal Reserve Bank            
Debt Instrument [Line Items]            
Current borrowing capacity $ 229,700,000 151,000,000.0        
Letters of credit 0 $ 0        
Participation Debt | Line of Credit | Participation debt            
Debt Instrument [Line Items]            
Borrowings under guaranteed investment agreements $ 70,000,000.0          
Participation Debt | Minimum | Line of Credit | Margin            
Debt Instrument [Line Items]            
Margin on variable rate, percent 2.25% 2.25%        
Variable Interest Entity, Primary Beneficiary            
Debt Instrument [Line Items]            
Cash and cash equivalents $ 7,700,000 $ 7,100,000        
[1] The Company’s condensed consolidated balance sheets include assets and liabilities of consolidated VIEs. See Note 10, Financing and Other Debt, for further details.