Quarterly report pursuant to Section 13 or 15(d)

Derivative Instruments and Hedging Activities Interest Spread on Interest Rate Swaps and Caps (Details)

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Derivative Instruments and Hedging Activities Interest Spread on Interest Rate Swaps and Caps (Details) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Jun. 30, 2022
Jun. 30, 2021
Derivative Instruments, Gain (Loss) [Line Items]        
Average Notional Amount $ 9,067,363,000 $ 21,581,299,000 $ 13,409,480,000 $ 20,689,127,000
Interest Rate Contract [Member]        
Derivative Instruments, Gain (Loss) [Line Items]        
Net interest expense (income) on interest rate swaps and caps 4,300,000 (2,400,000) 5,000,000 4,000,000
Net Long Position [Member] | Interest Rate Contract [Member]        
Derivative Instruments, Gain (Loss) [Line Items]        
Average Notional Amount $ 20,500,000,000 $ 15,200,000,000 $ 22,500,000,000 $ 14,300,000,000