Deposits (Summary Of Deposits) (Detail) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Deposit Liabilities [Abstract]
Demand	$ 12,974,975	$ 7,060,488
Health Savings Accounts	7,944,892	7,397,582
Checking	9,237,529	4,182,497
Money market	11,062,652	3,718,953
Savings	8,673,343	5,689,739
Time deposits	4,160,949	1,797,770
Total interest-bearing	41,079,365	22,786,541
Total deposits	54,054,340	29,847,029
Time deposits and interest-bearing checking, included in above balances, obtained through brokers	1,964,873	120,392
Time deposits, included in above balance, that exceed the FDIC limit	1,894,950	256,522
Demand deposit overdrafts reclassified as loan balances	$ 8,721	$ 1,577

Amount of deposits held by the entity that have been reclassified as loan balances receivable, for example, but not limited to, overdrafts receivable.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 405
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI https://asc.fasb.org/extlink&oid=116652737&loc=d3e64164-112818

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The aggregate of all deposit liabilities held by the entity, including foreign and domestic, interest and noninterest bearing; may include demand deposits, saving deposits, Negotiable Order of Withdrawal (NOW) and time deposits among others.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.12)
-URI https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878

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Amount of deposits in accounts that offer many of the same services as checking accounts although transactions may be somewhat more limited, share some of the characteristics of a money market fund and are insured by the Federal government, also known as money market accounts.

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Amount of interest bearing deposits with no stated maturity, which may include passbook and statement savings accounts and money-market deposit accounts (MMDAs).

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The aggregate of all domestic and foreign interest-bearing deposit liabilities.

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Amount of interest-bearing domestic third-party deposits placed by or through the assistance of a deposit broker, also known as brokered deposit liabilities.

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Amount of interest-bearing domestic checking deposit liabilities.

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Amount of other interest-bearing domestic deposit liabilities.

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The aggregate amount of all domestic and foreign noninterest-bearing deposits liabilities held by the entity.

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Amount of time deposit liabilities, including certificates of deposit.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 405
-Section 50
-Paragraph 1
-URI https://asc.fasb.org/extlink&oid=116652737&loc=d3e64164-112818

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
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-SubTopic 210
-Section S99
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-URI https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878

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Amount of time deposit liabilities, including certificates of deposit, in denominations that meet or exceed the Federal Deposit Insurance Corporation (FDIC) insurance limit.

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Deposit Liabilities

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