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PARENT COMPANY FINANCIAL INFORMATION (CONDENSED STATEMENTS OF CASH FLOWS) (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Operating activities: |  |  |
Net income | $ 234,510 | $ 263,917 | $ 158,228
Adjustments to reconcile net income to net cash provided by operating activities: |  |  |
Depreciation of premises and equipment | 14,157 | 15,885 | 15,218
Acquisition accounting amortization, net | 3,297 | (2,953) | (8,397)
Gain on sale of investment | 0 | (5,138) | 0
Issuance of common stock for services | 819 | 567 | 804
Net (increase) decrease in other assets | (39,502) | 83,248 | (138,189)
Net increase in other liabilities | 108,386 | (136,196) | 103,916
Net cash and cash equivalents provided by operating activities | 403,965 | 337,791 | 231,922
Investing activities: |  |  |
Net increase in premises and equipment | (2,855) | (9,399) | (29,573)
Proceeds from sale of former bank premises | 13,538 | 11,315 | 4,063
Net cash used in investing activities | (1,261,700) | (345,442) | (1,918,306)
Financing activities: |  |  |
Net increase (decrease) in short-term borrowings | 1,200,967 | (233,018) | (85,365)
Repayments of long-term borrowings | 0 | (364,695) | (619,616)
Net proceeds from issuance of long-term borrowings | 0 | 246,869 | 0
Cash dividends paid - common stock | (86,899) | (84,307) | (78,860)
Cash dividends paid - preferred stock | (11,868) | (11,868) | (5,658)
Issuance of common stock | 3,875 | 3,141 | 1,013
Issuance of preferred stock, net | 0 | 0 | 166,356
Vesting of restricted stock, net of shares held for taxes | (3,228) | (2,580) | (2,261)
Net cash and cash equivalents provided by (used in) financing activities | 375,182 | 316,858 | 1,743,646
Net increase (decrease) in cash and cash equivalents | (482,553) | 309,207 | 57,262
Cash, cash equivalents, and restricted cash at beginning of the period | 802,501 | 493,294 | 436,032
Cash, cash equivalents, and restricted cash at end of the period | 319,948 | 802,501 | 493,294
Parent Company |  |  |
Operating activities: |  |  |
Net income | 234,510 | 263,917 | 158,228
Adjustments to reconcile net income to net cash provided by operating activities: |  |  |
Equity in undistributed net income of subsidiaries | (145,985) | (158,702) | (75,326)
Non-cash dividend | (27,215) | 0 | 0
Depreciation of premises and equipment | 0 | 414 | 439
Writedown of corporate facilities | 0 | 7,429 | 0
Acquisition accounting amortization, net | 829 | 806 | 735
Issuance of common stock for services | 819 | 567 | 804
Net (increase) decrease in other assets | (9,663) | (10,726) | (3,005)
Net increase in other liabilities | 11,370 | 12,944 | 10,038
Net cash and cash equivalents provided by operating activities | 64,665 | 116,649 | 91,913
Investing activities: |  |  |
Net increase in premises and equipment | 0 | 0 | (306)
Proceeds from sale of former bank premises | 2,524 | 0 | 0
Increase in equity method investments | (8,830) | (4,188) | (2,353)
Net cash used in investing activities | (6,306) | (4,188) | (2,659)
Financing activities: |  |  |
Repayments of long-term borrowings | 0 | (150,000) | (8,500)
Net proceeds from issuance of long-term borrowings | 0 | 246,869 | 0
Cash dividends paid - common stock | (86,899) | (84,307) | (78,860)
Cash dividends paid - preferred stock | (11,868) | (11,868) | (5,658)
Repurchase of common stock | (48,231) | (125,000) | (49,879)
Issuance of common stock | 3,875 | 3,141 | 1,013
Issuance of preferred stock, net | 0 | 0 | 166,356
Vesting of restricted stock, net of shares held for taxes | (3,228) | (2,580) | (2,261)
Net cash and cash equivalents provided by (used in) financing activities | (146,351) | (123,745) | 22,211
Net increase (decrease) in cash and cash equivalents | (87,992) | (11,284) | 111,465
Cash, cash equivalents, and restricted cash at beginning of the period | 105,464 | 116,748 | 5,283
Cash, cash equivalents, and restricted cash at end of the period | $ 17,472 | $ 105,464 | $ 116,748

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