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Parent Company Only Financial Statements - Condensed Statements of Cash Flows (Details) - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Condensed Financial Statements, Captions [Line Items] |  |  |
Net income | $ 72,952,000 | $ 51,490,000 | $ 45,270,000
Depreciation, amortization and accretion, net | 15,060,000 | 14,449,000 | 11,721,000
Increase in other assets | (19,537,000) | (13,719,000) | (2,045,000)
Increase in other liabilities | 3,318,000 | 5,463,000 | 5,713,000
Net cash provided by operating activities | 65,824,000 | 69,596,000 | 63,541,000
Net cash from business acquisition | 67,323,000 | 27,061,000 | 0
Net cash used in investing activities | (178,688,000) | (482,499,000) | (562,422,000)
Repayment of short-term debt | 0 | 0 | (5,000,000)
Proceeds from short-term debt | 0 | 0 | 5,000,000
Proceeds from issuance of common stock | 1,244,000 | 1,937,000 | 610,000
Payment to repurchase common stock | (340,000) | (326,000) | (213,000)
Direct expenses related to capital transactions | (29,000) | (206,000) | 0
Dividends paid on common stock | (17,830,000) | (14,721,000) | (12,814,000)
Net cash provided by financing activities | 96,695,000 | 164,224,000 | 831,082,000
Increase (decrease) in cash and cash equivalents | (16,169,000) | (248,679,000) | 332,201,000
Cash and cash equivalents at beginning of period | 168,602,000 | 417,281,000 | 85,080,000
Cash and cash equivalents at end of period | 152,433,000 | 168,602,000 | 417,281,000
Parent Company [Member] |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |
Net income | 72,952,000 | 51,490,000 | 45,270,000
Depreciation, amortization and accretion, net | 218,000 | 350,000 | 104,000
Dividends received from subsidiary | 34,040,000 | 28,075,000 | 29,663,000
Equity in undistributed earnings of subsidiaries | (44,811,000) | (30,380,000) | (19,030,000)
Increase in other assets | (208,359,000) | (206,880,000) | (30,121,000)
Increase in other liabilities | (146,000) | 1,760,000 | 1,349,000
Net cash provided by operating activities | (146,106,000) | (155,585,000) | 27,235,000
Investment in subsidiary | 0 | 0 | (700,000)
Net cash from business acquisition | 67,323,000 | 30,968,000 | 0
Net cash used in investing activities | 67,323,000 | 30,968,000 | (700,000)
Repayment of short-term debt | 0 | 0 | (5,000,000)
Proceeds from short-term debt | 0 | 0 | 5,000,000
Issuance of subordinated debt | 0 | 0 | 94,253,000
Proceeds from issuance of common stock | 93,415,000 | 46,128,000 | 610,000
Payment to repurchase common stock | (340,000) | (326,000) | (213,000)
Direct expenses related to capital transactions | (29,000) | (206,000) | 0
Dividends paid on common stock | (17,830,000) | (14,721,000) | (12,814,000)
Net cash provided by financing activities | 75,216,000 | 30,875,000 | 81,836,000
Increase (decrease) in cash and cash equivalents | (3,567,000) | (93,742,000) | 108,371,000
Cash and cash equivalents at beginning of period | 28,421,000 | 122,163,000 | 13,792,000
Cash and cash equivalents at end of period | $ 24,854,000 | $ 28,421,000 | $ 122,163,000

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