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Condensed Financial Information of Parent Company - Statement of Cash Flows of Parent Company (Detail) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Cash Flows from Operating Activities: |  |  |
Net income | $ 101,394 | $ 98,677 | $ 42,196
Adjustments to reconcile net income to net cash used in operating activities |  |  |
Share-based compensation expense | 2,595 | 2,436 | 2,544
Net cash provided by (used in) operating activities | 147,308 | 93,729 | 60,203
Cash flows from investing activities: |  |  |
Purchases of securities | (166,564) | (513,243) | (837,264)
Net cash provided by (used in) investing activities | (881,506) | (447,039) | (407,587)
Cash flows from financing activities: |  |  |
Proceeds from exercise of stock options | 19 |  |
Issuance of subordinated debentures |  | 107,929 |
Redemption of subordinated debentures, net of treasury debentures | (87,300) | (13,043) |
Cash paid for repurchase of vested shares due to employee tax liability | (732) | (572) | (335)
Repurchase of common stock |  | (6,135) | (2,196)
Cash dividends paid | (28,636) | (16,514) | (15,960)
Net cash provided by (used in) financing activities | 477,654 | 570,426 | 617,555
Net increase (decrease) in cash and due from banks | (256,544) | 217,116 | 270,171
Cash and due from banks at beginning of year | 608,965 | 391,849 | 121,678
Cash and due from banks at end of period | 352,421 | 608,965 | 391,849
Hanmi Financial |  |  |
Cash Flows from Operating Activities: |  |  |
Net income | 101,394 | 98,676 | 42,197
Adjustments to reconcile net income to net cash used in operating activities |  |  |
Undistributed income of subsidiary | (53,388) | (87,239) | (33,463)
Amortization of subordinated debentures | 1,703 | 1,148 | 595
Share-based compensation expense | 2,596 | 2,437 | 2,544
Change in other assets and liabilities | (2,019) | (9,076) | 6,779
Net cash provided by (used in) operating activities | 50,286 | 5,946 | 18,651
Cash flows from investing activities: |  |  |
Purchases of securities | (17,956) |  |
Net cash provided by (used in) investing activities | (17,956) |  |
Cash flows from financing activities: |  |  |
Proceeds from exercise of stock options | 19 |  |
Issuance of subordinated debentures |  | 107,929 |
Redemption of subordinated debentures, net of treasury debentures | (87,300) | (13,043) |
Cash paid for repurchase of vested shares due to employee tax liability | (732) | (572) | (335)
Repurchase of common stock |  | (6,135) | (2,196)
Cash dividends paid | (28,636) | (16,514) | (15,959)
Net cash provided by (used in) financing activities | (116,649) | 71,665 | (18,489)
Net increase (decrease) in cash and due from banks | (84,319) | 77,611 | 162
Cash and due from banks at beginning of year | 94,877 | 17,266 | 17,105
Cash and due from banks at end of period | $ 10,558 | $ 94,877 | $ 17,266

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- Definition Amount of noncash expense for share-based payment arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3602-108585 + Details
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