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Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements.

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Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements.

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Amount after allowance and deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements and loans held for sale.

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Member Cash Advances, Net - Summary of Member Cash Advances, Net (Detail) - USD ($) $ in Thousands	Sep. 30, 2023	Jun. 30, 2023	Dec. 31, 2022	Sep. 30, 2022	Dec. 31, 2021
Financing Receivable, Past Due [Line Items]
Gross Member Advances	$ 116,882		$ 128,684
Allowance for Credit Losses	(19,758)	$ (19,758)	(24,501)	$ (22,116)	$ (11,995)
Member Advances, Net	97,124		104,183
1-10 [Member]
Financing Receivable, Past Due [Line Items]
Gross Member Advances	86,578		91,121
Allowance for Credit Losses	(2,578)		(2,224)
Member Advances, Net	84,000		88,897
11-30 [Member]
Financing Receivable, Past Due [Line Items]
Gross Member Advances	10,842		10,683
Allowance for Credit Losses	(2,650)		(2,582)
Member Advances, Net	8,192		8,101
31-60 [Member]
Financing Receivable, Past Due [Line Items]
Gross Member Advances	7,159		9,022
Allowance for Credit Losses	(4,612)		(5,529)
Member Advances, Net	2,547		3,493
61-90 [Member]
Financing Receivable, Past Due [Line Items]
Gross Member Advances	5,829		8,865
Allowance for Credit Losses	(4,507)		(6,702)
Member Advances, Net	1,322		2,163
91-120 [Member]
Financing Receivable, Past Due [Line Items]
Gross Member Advances	6,474		8,993
Allowance for Credit Losses	(5,411)		(7,464)
Member Advances, Net	$ 1,063		$ 1,529