Loans Narrative (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended	12 Months Ended
Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Dec. 31, 2021
Loans Information [Line Items]
Interest receivable	$ 115,782		$ 115,782		$ 80,528
Financing Receivable, Nonaccrual, Interest Income	189	$ 91	328	$ 329
Nonaccrual Loans, Current Portion	$ 72,000		$ 72,000		$ 84,000
Percent of current nonaccrual loans	62.00%		62.00%		65.00%
Financing Receivable, Nonaccrual, Interest Income	$ 0		$ 0		$ 0
Financing Receivable, Nonaccrual, No Allowance	21,000		21,000		9,000
Recorded Investment(a)			10,844	$ 13,670
Restructured Loans Subsequently Accruing	1,000		1,000
Ytd Restructured Loans Still On Nonaccrual	10,000		10,000
Possible Liquidity Issues [Member]
Loans Information [Line Items]
Financing Receivable, Troubled Debt Restructuring	0		0		7,000
Loans and Finance Receivables [Member]
Loans Information [Line Items]
Interest receivable	$ 88,000		$ 88,000		$ 55,000

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Loans Information

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Restructured Loans Subsequently Accruing

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Amount, after troubled debt restructuring, of modified financing receivable.

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Amount of financing receivable modified as troubled debt restructuring.

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Amount of interest income on financing receivable on nonaccrual status.

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Amortized cost of financing receivable on nonaccrual status with no allowance for credit loss. Excludes net investment in lease.

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Carrying amount as of the balance sheet date of interest earned but not received. Also called accrued interest or accrued interest receivable.

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