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Consolidated Statements of Cash Flows - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Net income | $ 120,992,000 | $ 121,167,000 | $ 165,175,000
Depreciation, Depletion and Amortization, Nonproduction | 32,824,000 | 27,262,000 | 19,439,000
Change In Unamortized Net Loan Costs And Premiums | (24,785,000) | (7,126,000) | 2,692,000
Accretion of acquired loans | (6,882,000) | (6,286,000) | (12,778,000)
Provision for credit losses | 18,205,000 | 52,500,000 | 6,000,000
Deferred income tax expense | 3,090,000 | (17,506,000) | 10,594,000
Equity Securities, FV-NI, Gain (Loss) | (554,000) | (528,000) | (1,566,000)
Gain (Loss) on Investments |  |  | 1,462,000
Gain (Loss) on Disposition of Property Plant Equipment | 139,000 | 372,000 | (474,000)
Operating Lease, Impairment Loss | 0 | 4,163,000 | 0
Loss on Derivative Instruments, Pretax | 0 | 684,000 | 0
Net loss on other real estate owned and foreclosed assets | 0 | 0 | 401,000
Sale and Leaseback Transaction, Gain (Loss), Net | 578,000 | 578,000 | 578,000
Share-based Payment Arrangement, Noncash Expense | 4,309,000 | 4,123,000 | 4,403,000
Life Insurance, Corporate or Bank Owned, Change in Value | (6,431,000) | (5,362,000) | (5,013,000)
Gain Realized on Life Insurance Policies | (258,000) | (1,044,000) | (434,000)
Operating Lease, Payments | (17,456,000) | (11,936,000) | (10,669,000)
Change in Fair Value on Loans Held for Sale | 1,679,000 | (1,296,000) | (822,000)
Increase (Decrease) in Debt Securities, Trading, and Equity Securities, FV-NI | (882,000) | (659,000) | (675,000)
Increase (Decrease) in Loans Held-for-sale | 31,746,000 | (23,501,000) | 59,932,000
Increase (Decrease) in Other Operating Assets | 93,565,000 | (145,953,000) | (39,850,000)
Change in other liabilities | (58,503,000) | 76,140,000 | 19,283,000
Total adjustments | 69,228,000 | (56,531,000) | 51,347,000
Net cash provided by operating activities | 190,220,000 | 64,636,000 | 216,522,000
Proceeds from Sale of Debt and Equity Securities, FV-NI, Held-for-investment | 1,164,000 | 0 | 1,461,000
Increase (Decrease) in Equity Securities, FV-NI | (2,171,000) | (803,000) | (711,000)
Proceeds from Sale of Debt Securities, Available-for-sale | 0 | 0 | 45,863,000
Proceeds from Maturities, Prepayments and Calls of Debt Securities, Available-for-sale | 95,981,000 | 108,893,000 | 51,104,000
Payments to Acquire Debt Securities, Available-for-sale | (1,284,867,000) | (84,156,000) | (68,677,000)
Proceeds from maturities and principal repayments of securities held to maturity | 263,106,000 | 261,705,000 | 126,991,000
Payments to Acquire Held-to-maturity Securities | (606,543,000) | (244,718,000) | (59,967,000)
Net redemption of Federal Home Loan Bank stock | 25,027,000 | 4,174,000 | 18,896,000
Investments in low income housing projects | (22,496,000) | (17,858,000) | (10,052,000)
Purchases of life insurance policies | (40,164,000) | (164,000) | (163,000)
Proceeds from Life Insurance Policy | 576,000 | 3,417,000 | 3,162,000
Payments for (Proceeds from) Loans and Leases | 744,981,000 | (511,526,000) | 27,816,000
Cash Acquired in Excess of Payments to Acquire Business | 787,301,000 |  |
Net cash acquired (paid) in business combinations |  | 0 | (105,264,000)
Payments to Acquire Property, Plant, and Equipment | (25,200,000) | (12,586,000) | (16,583,000)
Proceeds from Sale of Property, Plant, and Equipment | 169,000 | 6,095,000 | 3,796,000
Payments on early termination of hedging relationship | 0 | (684,000) | 0
Proceeds from Sale of Wholly Owned Real Estate and Real Estate Acquired in Settlement of Loans | 0 | 0 | 2,488,000
Net cash provided by (used in) investing activities | (63,136,000) | (488,211,000) | 20,160,000
Increase (Decrease) in Time Deposits | (235,577,000) | (444,276,000) | (45,272,000)
Increase (Decrease) in Other Deposits | 1,719,398,000 | 2,290,489,000 | (160,637,000)
Increase (Decrease) in Federal Funds Purchased and Securities Sold under Agreements to Repurchase, Net | 0 | (45,000,000) | (132,046,000)
Increase Decrease in Federal Home Loan Bank Advances Long Term | (586,088,000) | (35,000,000) | (25,000,000)
Proceeds from Lines of Credit | 0 | 0 | 49,980,000
Repayments of Lines of Credit | 0 | 0 | (49,980,000)
Repayments of Long-term Debt | (18,750,000) | (42,187,000) |
Proceeds from Issuance of Debt |  |  | (74,867,000)
RepaymentsOfJuniorSubordinatedDebt | 0 | 0 | (13,329,000)
Proceeds from Issuance of Subordinated Long-term Debt | 0 | 0 | 49,526,000
Repayments of Subordinated Debt | 0 | 0 | (34,767,000)
Net payments from exercise of stock options | (57,000) |  |
Cash received from stock option exercises |  | (197,000) | (281,000)
Issuance Of Restricted Stock Awards, Net of Issuance Cost | (1,249,000) | (1,187,000) | (1,463,000)
Proceeds from shares issued under the direct stock purchase plan | 2,023,000 | 2,132,000 | 4,951,000
Payments for Repurchase of Common Stock | 0 | (95,091,000) | 0
Common dividends paid | (62,736,000) | (60,840,000) | (53,274,000)
Net cash provided by (used in) financing activities | 816,964,000 | 1,569,237,000 | (336,163,000)
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect, Total | 944,048,000 | 1,145,662,000 | (99,481,000)
Cash and cash equivalents at beginning of year | 1,296,636,000 | 150,974,000 | 250,455,000
Cash and cash equivalents at end of period | 2,240,684,000 | 1,296,636,000 | 150,974,000
Supplemental schedule of noncash investing and financing activities |  |  |
Interest Paid, Excluding Capitalized Interest, Operating Activities | 14,004,000 | 36,739,000 | 49,704,000
Income taxes | 23,353,000 | 48,240,000 | 39,575,000
Capital commitment relating to Low Income Housing Project investments, noncash | 33,691,000 | 32,477,000 | 36,543,000
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability | 7,768,000 | 8,646,000 | 14,951,000
Operating Lease, Right-of-Use Asset | 60,200,000 | 49,700,000 |
Operating Lease, Liability | 63,908,000 |  |
In conjunction with the Company's acquisitions, assets were acquired and liabilities were assumed as follows |  |  |
Common stock issued for acquisition | 1,298,558,000 | 0 | 499,693,000
Fair value of assets acquired, net of cash acquired | 5,574,209,000 | 0 | 2,711,067,000
Fair value of liabilities assumed | $ 5,062,952,000 | $ 0 | $ 2,106,110,000

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- Definition The cash inflow from a borrowing where a lender is placed in a lien position behind debt having a higher priority of repayment (senior) in liquidation of the entity's assets or underlying collateral. + 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 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3255-108585 + Details
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- Definition Amount of cash inflow for proceeds from settlement of corporate-owned life insurance policy, classified as investing activities. Includes, but is not limited to, bank-owned life insurance policy. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 21C -URI http://asc.fasb.org/extlink&oid=123570139&loc=SL94080552-108585 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3179-108585 + Details
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- Definition Amount of cash inflow from contractual arrangement with the lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements. + 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 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3255-108585 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08(f)) -URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690 + Details
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- Definition Amount of cash inflow from maturity, prepayment and call of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=124260329&loc=d3e26853-111562 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3151-108585 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3179-108585 + Details
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- Definition The cash inflow associated with maturities (principal being due), repayments and calls (payments before maturities) of securities classified as trading securities and held for investment purposes. Excludes proceeds from trading securities purchased and held principally for the purpose of selling them in the near term (thus held for only a short period of time). + References No definition available. + Details
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- Definition Amount of cash inflow from sale of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=124260329&loc=d3e26853-111562 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3151-108585 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3179-108585 + Details
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- Definition The cash inflow from the sale of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3179-108585 + Details
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- Definition The cash inflow from proceeds From Sales of Wholly Owned Real Estate and Real Estate Acquired in Settlement of Loans. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3179-108585 + 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 http://asc.fasb.org/extlink&oid=120381028&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 http://asc.fasb.org/extlink&oid=123570139&loc=d3e3255-108585 + Details
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- Definition The cash inflow associated with the amount received from the stock plan 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 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3255-108585 + Details
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- Definition Amount of expense related to estimated loss from loan and lease transactions. + 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 http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 220 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04.11) -URI http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524 + Details
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- Definition Amount of cash outflow for payment of an obligation from a lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements. + 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 http://asc.fasb.org/extlink&oid=123570139&loc=d3e3291-108585 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08(f)) -URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690 + Details
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- Definition The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer. + 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 http://asc.fasb.org/extlink&oid=123570139&loc=d3e3291-108585 + Details
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- Definition The cash outflow from the repayment of long-term borrowing where a lender is placed in a lien position behind debt having a higher priority of repayment (senior) in case of liquidation of the entity's assets or underlying collateral. + 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 http://asc.fasb.org/extlink&oid=123570139&loc=d3e3291-108585 + Details
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- Definition Amount of increase in right-of-use asset obtained in exchange for operating lease liability. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 55 -Paragraph 53 -URI http://asc.fasb.org/extlink&oid=123414884&loc=SL77918982-209971 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (g)(2) -URI http://asc.fasb.org/extlink&oid=123408670&loc=SL77918686-209980 + Details
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- Definition Amount of gain (loss) on sale and leaseback transaction from transfer of asset accounted for as sale. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 40 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123417830&loc=SL77919786-209982 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 55 -Paragraph 53 -URI http://asc.fasb.org/extlink&oid=123414884&loc=SL77918982-209971 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=123408670&loc=SL77918686-209980 + Details
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- Definition Value of stock issued pursuant to acquisitions during the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=123467817&loc=d3e21463-112644 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.29-31) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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