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onsolidated 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 | $ 298,304 | $ 228,860 | $ 279,135
Adjustments to reconcile net income to net cash provided by operating activities: |  |  |
(Reversal)/provision for credit losses | (16,008) | 57,500 | (7,000)
Provision for losses on other real estate owned | 17 | 717 | 681
Deferred tax (benefit)/ provision | 9,168 | (9,486) | 9,825
Depreciation and amortization | 7,956 | 7,660 | 6,756
Amortization of right-of-use asset | 8,160 | 8,852 | 8,366
Change in operating lease liabilities | (2,790) | (2,389) | (7,157)
Net gains on sale and transfers of other real estate owned | (57) | (4,216) | (212)
Net gains on sale of loans | (357) | (413) | (804)
Proceeds from sale of loans | 5,351 | 11,098 | 75,257
Originations of loans held for sale | (4,994) | (10,685) | (2,241)
Loss on sales or disposal of fixed assets | 55 | 45 | 14
Amortization of alternative energy partnerships, venture capital and other investments | 45,447 | 58,131 | 39,898
Net gain on sales and calls of securities | (853) | (1,695) | (211)
Amortization/accretion of security premiums/discount, net | 7,865 | 8,617 | 3,834
Unrealized loss/(gain) on equity securities | 2,036 | 1,148 | (5,736)
Stock-based compensation and stock issued to officers as compensation | 6,810 | 6,406 | 7,350
Net change in accrued interest receivable and other assets | (34,196) | (21,247) | 6,163
Net change in other liabilities | 2,403 | (18,948) | 21,061
Net cash provided by operating activities | 334,317 | 319,955 | 434,979
Cash Flows from Investing Activities |  |  |
Purchase of investment securities available-for-sale | (560,140) | (434,165) | (770,206)
Proceeds from repayment, maturity, and call of investment securities available-for-sale | 424,386 | 734,485 | 296,721
Proceeds from sale of investment securities available-for-sale | 21,102 | 117,249 | 293,849
Proceeds from sale of equity securities | 0 | 3,112 | 2,829
Purchase of Federal Home Loan Bank stock | 0 | (840) | (1,815)
Redemption of Federal Home Loan Bank stock | 0 | 1,680 | 975
Net increase in loans | (715,862) | (583,136) | (1,147,019)
Purchase of premises and equipment | (3,728) | (5,778) | (7,133)
Benefits received on bank owned life insurance | 2,752 | 0 | 0
Proceeds from sales of other real estate owned | 795 | 4,308 | 2,822
Net increase in investment in affordable housing and alternative energy partnerships | (29,229) | (79,119) | (52,697)
Net cash used for investing activities | (859,924) | (242,204) | (1,381,674)
Cash Flows from Financing Activities |  |  |
Net increase in deposits | 1,949,728 | 1,417,310 | 989,942
Advances from Federal Home Loan Bank | 50,000 | 1,450,000 | 4,355,000
Repayment of Federal Home Loan Bank borrowings | (180,000) | (1,970,000) | (4,215,000)
Cash dividends paid | (99,322) | (98,688) | (99,131)
Purchase of treasury stock | (167,104) | (23,593) | (36,301)
Proceeds from issuance of short-term borrowings | 0 | 0 | 25,683
Repayment of short-term borrowings | 0 | (25,683) | 0
Repayment of other borrowings | 0 | (7,663) | (81,065)
Proceeds from shares issued under Dividend Reinvestment Plan | 3,563 | 9,777 | 3,366
Taxes paid related to net share settlement of RSUs | (2,632) | (1,911) | (2,311)
Net cash provided by financing activities | 1,554,233 | 749,549 | 940,183
Increase/(Decrease) in cash, cash equivalents, and restricted cash | 1,028,626 | 827,300 | (6,512)
Cash, cash equivalents, and restricted cash, beginning of the year | 1,421,078 | 593,778 | 600,290
Cash, cash equivalents, and restricted cash, end of the period | 2,449,704 | 1,421,078 | 593,778
Supplemental Cash Flow Information |  |  |
Interest | 75,486 | 162,434 | 182,527
Income taxes | 92,691 | 45,371 | 61,548
Non-cash investing and financing activities: |  |  |
Net change in unrealized holding (loss)/gain on securities available-for-sale, net of tax | (11,989) | 6,486 | 23,479
Net change in unrealized holding gain/(loss) on cash flow hedge derivatives | 3,614 | (3,478) | (3,171)
Transfers to other real estate owned from loans held for investment | 205 | 0 | 860
Loans transferred to loans held for sale | $ 0 | $ 0 | $ 75,285

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- Definition Value of loans held-for-sale transferred to loans held in the entity's portfolio 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 http://asc.fasb.org/extlink&oid=123431023&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 http://asc.fasb.org/extlink&oid=123431023&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 http://asc.fasb.org/extlink&oid=123431023&loc=d3e4313-108586 + Details
Name: | us-gaap_TransferOfLoansHeldForSaleToPortfolioLoans1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration