Deposits - Summary of Deposit Balances (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Deposit Liability [Line Items]
Time deposits	$ 895,247
Interest-bearing deposit accounts	1,085,169	$ 1,160,182
Savings accounts	1,024,638	1,068,547
Money market deposit accounts	579,106	617,029
Governmental deposit accounts	649,303	625,965
Total interest-bearing deposits	4,233,463	4,127,539
Non-interest-bearing deposits	1,555,064	1,589,402
Total deposits	5,788,527	5,716,941
Brokered CDs
Deposit Liability [Line Items]
Time deposits	273,156	125,580
Retail CDs:
Deposit Liability [Line Items]
$100 or more	331,912	263,341
Less than $100	290,179	266,895
Time deposits	$ 622,091	$ 530,236

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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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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.

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

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Amount of interest-bearing domestic checking 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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Amount of time deposit liabilities, including certificates of deposit, in denominations of $100,000 or more.

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Amount of time deposit liabilities, including certificates of deposit, in denominations of less than $100,000.

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