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Consolidated Statements of Cash Flows - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Cash Flows From Operating Activities |  |  |
Net income | $ 250,178 | $ 202,820 | $ 154,244
Adjustments to reconcile net income to net cash provided by operating activities: |  |  |
Provision for credit losses | 1,950 | 4,800 | 77,700
Stock-based compensation expense | 16,158 | 14,926 | 10,737
Depreciation, amortization and accretion | 49,018 | 23,168 | 14,893
Investment securities gain, net | 9 | (314) | (16,710)
Net realized gain on sale of premises and equipment, loans held for investment and OPPO | (4,777) | (500) | (1,334)
Net realized loss (gain) on sale and valuation adjustments of OREO | (181) | (40) | 34
Gain on bank owned life insurance death benefit | (965) | (344) | 0
Originations of loans held for sale | (116,463) | (336,455) | (491,385)
Proceeds from sale of loans held-for-sale | 125,161 | 352,823 | 483,130
Change in Fair Value of Loans Held-for-sale | 169 | 339 | (508)
Deferred income tax expense (benefit) | (6,113) | (6,629) | (13,768)
Net change in: |  |  |
Interest receivable | (8,889) | 4,049 | (7,992)
Interest payable | 1,485 | 62 | (933)
Other assets | (35,491) | 6,815 | (48,539)
Other liabilities | 29,073 | (30,535) | 32,791
Net cash provided by operating activities | 300,684 | 235,065 | 192,292
Cash Flows From Investing Activities |  |  |
Loans originated, net of principal collected | (1,061,878) | 174,463 | (619,543)
Investment in low income housing tax credit partnerships | (2,850) | (1,408) | 0
Purchases of Debt Securities, Available-for-sale | (186,547) | (3,128,233) | (2,118,667)
Purchases of Held-to-maturity Securities | (97,658) | (257,503) | 0
Purchases of loans held for investment | 0 | 279,734 | 50,035
Purchases of premises and equipment | (7,210) | (6,125) | (8,720)
Purchases of Federal Home Loan Bank stock | (68,841) | (1) | (53,240)
Proceeds from Sale of Debt Securities, Available-for-sale | 741 | 89,219 | 194,697
Proceeds from Sale of Equity Securities | 0 | 0 | 3,000
Proceeds from principal repayments and maturities of securities available for sale | 769,991 | 764,253 | 603,129
Proceeds from Maturities, Prepayments and Calls of Held-to-maturity Securities | 188,445 | 107,578 | 0
Proceeds from sales of premises and equipment and loans held for investment | 37,001 | 15,880 | 2,948
Proceeds from redemption of Federal Home Loan Bank Stock | 30,961 | 7,464 | 91,080
Proceeds from sales of other real estate owned and other personal property owned | 200 | 132 | 1,074
Proceeds from bank owned life insurance death benefit | 1,955 | 671 | 1,050
Proceeds from Termination of Cash Flow Hedging Instrument | 0 | 0 | 34,442
Net cash received in business combinations | 0 | 154,984 | 0
Net cash used in investing activities | (395,690) | (2,358,360) | (1,918,785)
Cash Flows From Financing Activities |  |  |
Net increase (decrease) in deposits | (1,297,929) | 2,402,669 | 3,185,167
Net increase in sweep repurchase agreements | 9,155 | 12,154 | 9,422
Proceeds from employee stock purchase plan | 2,110 | 2,350 | 2,028
Proceeds from Federal Home Loan Bank advances | 2,928,030 | 30 | 1,331,000
Proceeds from Federal Reserve Bank borrowings | 210,030 | 40 | 222,010
Proceeds from other borrowings | 100 | 0 | 9,222
Payments for Federal Home Loan Bank advances | (1,981,030) | (30) | (2,277,000)
Payments for Federal Reserve Bank borrowings | (210,030) | (40) | (222,010)
Payments for other borrowings | (100) | 0 | (9,222)
Payments for common stock dividends | (94,314) | (83,790) | (95,509)
Repayments of Subordinated Debt | 0 | (35,000) | 0
Payments for purchase of treasury stock | 0 | 0 | (20,000)
Payments for purchase and retirement of common stock | 3,989 | 4,140 | 2,522
Net cash provided by (used in) financing activities | (437,967) | 2,294,243 | 2,132,586
Increase (decrease) in cash and cash equivalents | (532,973) | 170,948 | 406,093
Cash and cash equivalents at beginning of period | 824,714 | 653,766 | 247,673
Supplemental Information: |  |  |
Interest paid | 22,160 | 8,484 | 18,631
Income taxes paid, net of refunds | 72,989 | 60,562 | 43,287
Non-cash investing and financing activities: |  |  |
Transfer of debt securities AFS to HTM | 0 | 2,012,123 | 0
Transfer of Loans Held for Investment to Loans Held-for-sale | 75,936 | 0 | 0
Loans transferred to OREO | 0 | 0 | 1,033
Common stock issued in connection with acquistion | 0 | 256,061 | 0
Premises and equipment expenditures incurred but not yet paid | 71 | 63 | 302
Change in dividends payable on unvested shares included in other liabilities | 80 | 51 | 706
Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents | $ 291,741 | $ 824,714 | $ 653,766

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- Definition The aggregate amount of cash outflow for loans purchased and created with the intention to resell them in the near future. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 21 -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3461-108585 + Details
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- Definition Amount of cash outflow to satisfy grantee's tax withholding obligation for award under share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -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 inflow from the sale of investments classified as other. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -URI https://asc.fasb.org/extlink&oid=126954810&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 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 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 https://asc.fasb.org/extlink&oid=126954810&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 https://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 https://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524 + Details
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- Definition Amount of cash outflow for repayment of Federal Home Loan Bank (FHLBank) borrowing, classified as financing activity. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -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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- Definition Amount of cash outflow for the payment of debt classified as other. + 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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- 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 https://asc.fasb.org/extlink&oid=126954810&loc=d3e3291-108585 + Details
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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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- Definition Value of loans and leases held in the entity's portfolio transferred to loans and leases held-for-sale in noncash transactions. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI https://asc.fasb.org/extlink&oid=126999549&loc=d3e4304-108586 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 5 -URI https://asc.fasb.org/extlink&oid=126999549&loc=d3e4332-108586 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 4 -URI https://asc.fasb.org/extlink&oid=126999549&loc=d3e4313-108586 + Details
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