Notes Payable - Callable Medium-Term Notes (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Debt Instrument [Line Items]
Year two	$ 4,072,740
Year three	3,506,480
Year four	2,967,625
Total principal net of discounts	$ 25,000,199	$ 22,758,533
Weighted - average rate (as a percent)	2.15%
Year one
Debt Instrument [Line Items]
Weighted - average rate (as a percent)	1.63%
Year two
Debt Instrument [Line Items]
Weighted - average rate (as a percent)	1.84%
Year three
Debt Instrument [Line Items]
Weighted - average rate (as a percent)	1.25%
Year four
Debt Instrument [Line Items]
Weighted - average rate (as a percent)	2.90%
Call Option
Debt Instrument [Line Items]
Year one	$ 587,271
Year two	816,087
Year three	1,109,736
Year four	650,013
Thereafter	1,712,917
Total principal net of discounts	$ 4,876,024
Weighted - average rate (as a percent)	1.88%
Call Option \| Year one
Debt Instrument [Line Items]
Weighted - average rate (as a percent)	1.74%
Call Option \| Year two
Debt Instrument [Line Items]
Weighted - average rate (as a percent)	1.91%
Call Option \| Year three
Debt Instrument [Line Items]
Weighted - average rate (as a percent)	1.21%
Call Option \| Year four
Debt Instrument [Line Items]
Weighted - average rate (as a percent)	2.30%
Call Option \| Thereafter
Debt Instrument [Line Items]
Weighted - average rate (as a percent)	2.19%

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount, excluding unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation.

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Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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