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Condensed Financial Statements of Parent Company - Cash Flow (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2022 | Sep. 30, 2022 | Jun. 30, 2022 | Mar. 31, 2022 | Dec. 31, 2021 | Sep. 30, 2021 | Jun. 30, 2021 | Mar. 31, 2021 | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
OPERATING ACTIVITIES |  |  |  |  |  |  |  |  |  |  |
Net income attributable to parent | $ 6,509 | $ 2,718 | $ 2,956 | $ 2,864 | $ 9,959 | $ 11,828 | $ 9,247 | $ 8,085 | $ 15,047 | $ 39,121 | $ 37,411
Equity in undistributed earnings of subsidiaries |  |  |  |  |  |  |  |  | 713 | (17,428) | (24,174)
Stock-based compensation |  |  |  |  |  |  |  |  | 2,800 | 2,634 | 2,353
Depreciation and amortization |  |  |  |  |  |  |  |  | 5,322 | 4,198 | 3,292
Other assets |  |  |  |  |  |  |  |  | (2,438) | (1,440) | (27,200)
Other liabilities |  |  |  |  |  |  |  |  | (12,426) | 2,689 | 18,699
Net cash from operating activities |  |  |  |  |  |  |  |  | 65,180 | 34,815 | 112,235
INVESTING ACTIVITIES |  |  |  |  |  |  |  |  |  |  |
Net cash from investing activities |  |  |  |  |  |  |  |  | (628,954) | (571,954) | (294,111)
FINANCING ACTIVITIES |  |  |  |  |  |  |  |  |  |  |
Common stock repurchased |  |  |  |  |  |  |  |  | 0 | 0 | (15,746)
Preferred stock redemption |  |  |  |  |  |  |  |  | 0 | (7,334) | 0
Common stock options exercised |  |  |  |  |  |  |  |  | 2,069 | 4,930 | 4,464
Issuance of subsidiary membership units |  |  |  |  |  |  |  |  | 0 | 500 | 0
Principal payments on senior term loan |  |  |  |  |  |  |  |  | (125) | 0 | 0
Stock purchase from noncontrolling interest |  |  |  |  |  |  |  |  | (41) | 0 | 0
Cash dividends paid on common stock |  |  |  |  |  |  |  |  | (8,355) | (6,038) | (4,275)
Cash dividends paid on preferred stock |  |  |  |  |  |  |  |  | 0 | (35) | (461)
Net cash from financing activities |  |  |  |  |  |  |  |  | 296,617 | 580,683 | 417,767
Net change in cash and cash equivalents |  |  |  |  |  |  |  |  | (267,157) | 43,544 | 235,891
Cash and cash equivalents, beginning of period |  |  |  | 307,437 |  |  |  | 263,893 | 307,437 | 263,893 | 28,002
Cash and cash equivalents, end of period | 40,280 |  |  |  | 307,437 |  |  |  | 40,280 | 307,437 | 263,893
Parent Company |  |  |  |  |  |  |  |  |  |  |
OPERATING ACTIVITIES |  |  |  |  |  |  |  |  |  |  |
Net income attributable to parent |  |  |  |  |  |  |  |  | 15,047 | 39,121 | 37,411
Equity in undistributed earnings of subsidiaries |  |  |  |  |  |  |  |  | 11,614 | (40,324) | (45,445)
Stock-based compensation |  |  |  |  |  |  |  |  | 3,217 | 3,208 | 2,278
Depreciation and amortization |  |  |  |  |  |  |  |  | 269 | 175 | 12
Other assets |  |  |  |  |  |  |  |  | (45,406) | (6,849) | (2,101)
Other liabilities |  |  |  |  |  |  |  |  | 16,358 | 11,215 | 1,755
Net cash from operating activities |  |  |  |  |  |  |  |  | 1,099 | 6,546 | (6,090)
INVESTING ACTIVITIES |  |  |  |  |  |  |  |  |  |  |
Investment in subsidiaries |  |  |  |  |  |  |  |  | (240) | (15,871) | (3,713)
Net cash from investing activities |  |  |  |  |  |  |  |  | (240) | (15,871) | (3,713)
FINANCING ACTIVITIES |  |  |  |  |  |  |  |  |  |  |
Proceeds from stock issuance |  |  |  |  |  |  |  |  | 0 | 0 | 240
Common stock repurchased |  |  |  |  |  |  |  |  | 0 | 0 | (15,657)
Preferred stock redemption |  |  |  |  |  |  |  |  | 0 | (7,334) | 0
Common stock options exercised |  |  |  |  |  |  |  |  | 1,399 | 4,930 | 4,464
Withholding cash issued in lieu of restricted stock |  |  |  |  |  |  |  |  | 0 | (249) | 0
Issuance of subsidiary membership units |  |  |  |  |  |  |  |  | 0 | 500 | 0
Principal payments on senior term loan |  |  |  |  |  |  |  |  | (125) | 0 | 0
Stock purchase from noncontrolling interest |  |  |  |  |  |  |  |  | (33) | 0 | 0
Cash dividends paid on common stock |  |  |  |  |  |  |  |  | (8,355) | (6,038) | (4,275)
Cash dividends paid on preferred stock |  |  |  |  |  |  |  |  | 0 | (35) | (461)
Net cash from financing activities |  |  |  |  |  |  |  |  | 2,763 | 21,222 | 24,311
Net change in cash and cash equivalents |  |  |  |  |  |  |  |  | 3,622 | 11,897 | 14,508
Cash and cash equivalents, beginning of period |  |  |  | $ 27,463 |  |  |  | $ 15,566 | 27,463 | 15,566 | 1,058
Cash and cash equivalents, end of period | $ 31,085 |  |  |  | $ 27,463 |  |  |  | 31,085 | 27,463 | 15,566
Parent Company | Secured Debt |  |  |  |  |  |  |  |  |  |  |
FINANCING ACTIVITIES |  |  |  |  |  |  |  |  |  |  |
Issuance of senior term loan, net of issuance costs |  |  |  |  |  |  |  |  | 9,877 | 0 | 0
Parent Company | Subordinated Debt |  |  |  |  |  |  |  |  |  |  |
FINANCING ACTIVITIES |  |  |  |  |  |  |  |  |  |  |
Issuance of senior term loan, net of issuance costs |  |  |  |  |  |  |  |  | $ 0 | $ 29,448 | $ 40,000

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- Definition The cash outflow to reacquire preferred stock during the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3291-108585 + Details
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- Definition Amount of cash outflow in the form of ordinary dividends to common shareholders of the parent entity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3291-108585 + Details
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- Definition Amount of cash outflow in the form of ordinary dividends to preferred shareholders of the parent entity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3291-108585 + Details
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- Definition The cash outflow associated with the acquisition of or advances to an entity that is related to it but not strictly controlled (for example, an unconsolidated subsidiary, affiliate, and joint venture or equity method investment) or the acquisition of an additional interest in a subsidiary (controlled entity). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3213-108585 + Details
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- Definition Amount of cash outflow to a noncontrolling interest. Includes, but not limited to, reduction of noncontrolling interest ownership. Excludes dividends paid to the noncontrolling interest. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3291-108585 + Details
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- Definition Amount of cash inflow from capital contributions to an entity associated with a dividend reinvestment plan. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3255-108585 + Details
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- Definition The cash inflow during the period from additional borrowings in aggregate debt. Includes proceeds from short-term and long-term debt. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3255-108585 + Details
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- Definition Amount of cash inflow from a noncontrolling interest. Includes, but is not limited to, purchase of additional shares or other increase in noncontrolling interest ownership. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3255-108585 + Details
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- Definition Amount of cash inflow from exercise of option under share-based payment arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2A -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=128089324&loc=SL79508275-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3255-108585 + Details
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- Definition The cash outflow for a long-term debt where the holder has highest claim on the entity's asset in case of bankruptcy or liquidation during the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3291-108585 + Details
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