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Consolidated Statements of Cash Flows - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Cash flows from operating activities: |  |  |  |
Net income |  | $ 98,035 | $ 46,570 | $ 67,557
Adjustments to reconcile net income to net cash provided by operating activities: |  |  |  |
Depreciation, amortization and accretion |  | (21,739) | (3,612) | 14,113
(Reversal of) provision for credit losses |  | (29,372) | 36,106 | 4,311
Stock-based compensation expense |  | 3,666 | 3,559 | 3,231
Amortization of intangible assets |  | 3,111 | 3,525 | 4,001
Origination of mortgage loans held for sale |  | (86,443) | (136,979) | (72,216)
Proceeds from sale of mortgage loans held for sale |  | 93,543 | 142,624 | 70,397
Bank owned life insurance income |  | (2,520) | (4,319) | (2,160)
(Gain) loss on sale of other real estate owned |  | 0 | (179) | 227
Gain on sale of mortgage loans held for sale, net |  | (3,644) | (5,044) | (2,424)
Gain on sale of investment securities available for sale, net |  | (29) | (1,518) | (330)
Gain on sale of other assets, net |  | (4,405) | (955) | (246)
Impairment of assets held for sale |  | 145 | 630 | 102
Impairment of ROU asset |  | 160 | 655 | 117
Increase (Decrease) in Other Operating Assets and Liabilities, Net |  | (19,022) | 10,732 | (5,810)
Net cash provided by operating activities |  | 69,530 | 70,331 | 92,490
Cash flows from investing activities: |  |  |  |
Loan repayments (originations), net |  | 699,107 | (692,720) | (126,142)
Maturities and repayments of investment securities available for sale |  | 254,668 | 264,223 | 242,348
Maturities and repayments of investment securities held to maturity |  | 1,255 | 0 | 0
Purchase of investment securities available for sale |  | (616,123) | (152,618) | (242,776)
Purchase of investment securities held to maturity |  | (140,288) | 0 | 0
Proceeds from sales of investment securities available for sale |  | 1,248 | 55,030 | 43,962
Purchase of premises and equipment |  | (3,018) | (6,997) | (13,041)
Proceeds from sales of other loans |  | 0 | 0 | 3,562
Proceeds from sales of other real estate owned |  | 0 | 1,290 | 864
Proceeds from sales of assets held for sale |  | 10,556 | 2,407 | 1,664
Proceeds from redemption of Federal Home Loan Bank stock |  | 0 | 2,560 | 18,032
Purchases of Federal Home Loan Bank stock |  | (1,272) | (2,844) | (18,333)
Proceeds from sales of premises and equipment |  | 65 | 554 | 96
Purchases of bank owned life insurance |  | (10,166) | (3,641) | (8,053)
Proceeds from bank owned life insurance death benefit |  | 0 | 1,324 | 0
Cash received from return of New Market Tax Credit equity method investment |  | 9,642 | 0 | 0
Capital contributions to low-income housing tax credit partnerships |  | (41,911) | (7,117) | (27,485)
Net cash provided (used) by investing activities |  | 163,763 | (538,549) | (125,302)
Cash flows from financing activities: |  |  |  |
Net increase in deposits |  | 783,347 | 1,015,314 | 150,274
Federal Home Loan Bank advances |  | 0 | 64,000 | 445,800
Repayment of Federal Home Loan Bank advances |  | 0 | (64,000) | (445,800)
Common stock cash dividends paid |  | (28,937) | (28,859) | (30,908)
Net increase (decrease) in securities sold under agreement to repurchase |  | 15,156 | 15,514 | (11,318)
Proceeds from exercise of stock options |  | 0 | 122 | 58
Repurchase of common stock |  | (22,889) | (19,119) | (8,636)
Net cash provided by financing activities |  | 746,677 | 982,972 | 99,470
Net increase in cash and cash equivalents |  | 979,970 | 514,754 | 66,658
Cash and cash equivalents at beginning of period |  | 743,322 | 228,568 | 161,910
Cash and cash equivalents at end of period |  | 1,723,292 | 743,322 | 228,568
Supplemental disclosures of cash flow information: |  |  |  |
Cash paid for interest |  | 6,790 | 13,136 | 17,867
Cash paid for income taxes, net of refunds |  | 9,888 | 13,432 | 7,528
Supplemental non-cash disclosures of cash flow information: |  |  |  |
Transfer of investment securities available for sale to held to maturity |  | 244,778 | 0 | 0
Investment in low-income housing tax credit partnership and related funding commitment |  | 29,551 | 10,237 | 46,677
Loans received from return of New Market Tax Credit equity method investment |  | 15,596 | 0 | 0
ROU assets obtained in exchange for lease liabilities during the period |  | 13,966 | 1,265 | 1,505
Transfers of properties classified as held for sale to prepaid expenses and other assets from premises and equipment, net |  | 3,556 | 3,243 | 1,533
Cumulative effect from change in accounting policy | [1] | 0 | 7,175 | 29,754
Transfer of bank owned life insurance to prepaid expenses and other assets due to death benefit accrued, but not paid |  | 0 | 2,672 | 209
Transfers of loans receivable to other real estate owned |  | $ 0 | $ 270 | $ 0
[1] | Effective January 1, 2020 and 2019, the Bank adopted ASU 2016-13, Financial Instruments - Credit Losses, and ASU 2016-02, Leases, respectively.

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- Definition Amount of loss from impairment of right-of-use asset from operating lease. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 25 -Paragraph 6 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=123399704&loc=SL77918431-209957 + Details
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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 http://asc.fasb.org/extlink&oid=123570139&loc=d3e3461-108585 + Details
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- Definition The net cash outflow or inflow for the increase (decrease) in the beginning and end of period of loan and lease balances which are not originated or purchased specifically for resale. Includes cash payments and proceeds associated with (a) loans held-for-investment, (b) leases held-for-investment, and (c) both. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 230 -Section 45 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=123398031&loc=d3e60009-112784 + Details
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- Definition The cash outflow to reacquire common 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 http://asc.fasb.org/extlink&oid=123570139&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 http://asc.fasb.org/extlink&oid=123570139&loc=d3e3291-108585 + Details
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- Definition Amount of cash outflow to acquire 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 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3213-108585 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 320 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=124260329&loc=d3e26853-111562 + Details
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- Definition Amount of cash outflow to acquire Federal Home Loan Bank (FHLB) stock. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3213-108585 + Details
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- Definition Amount of cash outflow through purchase of long-term held-to-maturity securities. + 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 (a) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3213-108585 Reference 2: 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 + Details
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- Definition The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets. + 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 (c) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3213-108585 + 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 the maturity, prepayments and calls (requests for early payments) of debt securities designated as held-to-maturity. + 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 (a) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3179-108585 Reference 2: 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 + 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 Value transferred from mortgage loans to real estate owned (REO) 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 4 -URI http://asc.fasb.org/extlink&oid=123431023&loc=d3e4313-108586 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=123431023&loc=d3e4304-108586 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=123431023&loc=d3e4332-108586 + Details
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