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Liquidity - Additional Information (Detail) - USD ($) | Jun. 30, 2024 | Dec. 31, 2023
--- | --- | ---
Line of Credit Facility [Line Items] |  |
Amount available from borrowing source | $ 29,400,000 | $ 23,200,000
Borrowings | 0 | 0
Line of credit | 115,000,000.0 | 115,000,000.0
State of California time deposits | 2,451,599,000 | 2,454,867,000
Hanmi Bank |  |
Line of Credit Facility [Line Items] |  |
Cash on deposit with bank subsidiary | 7,500,000 | 7,500,000
Federal Home Loan Bank, Advances, Branch of FHLB Bank, Amount of Advances | 292,500,000 | 325,000,000
Broker deposits | $ 28,200,000 | 58,300,000
Percentage of borrowings from FHLB (up to) | 30.00% |
Total borrowing capacity based on pledged collateral | $ 1,630,000,000 | 1,540,000,000
Borrowing capacity available based on pledged collateral | 1,220,000,000 | 1,090,000,000.00
Amount available from borrowing source | 29,400,000 |
Carrying value for loans pledged by Bank | 38,400,000 |
Borrowings | 0 |
Maximum borrowing capacity of line of credit | 100,000,000.0 |
State of California time deposits | 120,000,000 | 120,000,000
U.S. Treasury securities | Hanmi Bank |  |
Line of Credit Facility [Line Items] |  |
Debt securities fair value | $ 35,500,000 | $ 32,400,000

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- Definition A bank's noninterest bearing demand deposits in other banks (such as correspondents). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479853/942-210-S99-1 + Details
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- Definition Amount of advances from the Federal Home Loan Bank (FHLB). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 942 -SubTopic 470 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480876/942-470-45-1 + Details
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- Definition Amount of right to receive cash and securities on deposit with broker-dealers to demonstrate an intention to complete a purchase (good faith deposit) and collateral deposited by counterparty to cover the credit risk assumed (margin deposit). + References No definition available. + Details
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- Definition The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -SubTopic 10 -Topic 210 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 944 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(16)(a)(2)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479440/944-210-S99-1 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 942 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479853/942-210-S99-1 + Details
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- Definition Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 + Details
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