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Consolidated Statement of Cash Flows (Statement) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Net Cash Provided by (Used in) Operating Activities [Abstract] |  |  |
Net Income (Loss) Attributable to Parent | $ 127,923 | $ 102,700 | $ 110,387
Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] |  |  |
Provision for loan losses | 12,054 | 6,171 | 7,945
Amortization of Deferred Loan Origination Fees, Net | 21,598 | 6,826 | 6,158
Goodwill, Purchase Accounting Adjustments | (2,403) | (3,373) | (793)
Depreciation | 10,814 | 9,119 | 8,585
Accretion (Amortization) of Discounts and Premiums, Investments | (1,362) | (1,455) | (1,262)
Federal Home Loan Bank, Advances, General Debt Obligations, Disclosures, Repayment and Penalties | 10,529 | 612 | 197
Deferred Income Tax Expense (Benefit) | (4,525) | (844) | 538
Gain (Loss) on Sale of Investments | 3,286 | (421) | (2,271)
Gain on equity securities, net | 2,182 | 5,118 | 4,616
Share-based Payment Arrangement, Noncash Expense | 7,272 | 6,324 | 5,063
Payments for Loan Originations, Loans to be Sold in Secondary Market | 1,026,346 | 338,437 | 202,827
Proceeds From Loan Sales | 1,031,227 | 340,637 | 207,836
Gain (Loss) on Sales of Loans, Net | 0 | 0 | 2,826
Gains (Losses) on Sales of Other Real Estate | 1,207 | (222) | 4,235
Bank Owned Life Insurance Income | 4,789 | 4,557 | 6,815
Amortization Method Qualified Affordable Housing Project Investments, Amortization | 7,046 | 6,927 | 7,322
Increase (Decrease) in Other Operating Assets and Liabilities, Net [Abstract] |  |  |
Increase (Decrease) in Other Operating Assets | (9,216) | (12,530) | (9,904)
Increase (Decrease) in Other Operating Liabilities | (6,302) | (3,781) | 5,131
Net Cash Provided by (Used in) Operating Activities, Total | 111,646 | 111,626 | 131,994
Net Cash Provided by (Used in) Investing Activities [Abstract] |  |  |
Payments for (Proceeds from) Federal Home Loan Bank Stock | (7,970) | (14,675) | (7,003)
Proceeds from Sale of Debt Securities | 312,160 | 91,110 | 244,399
Proceeds from Sale, Maturity and Collection of Investments [Abstract] |  |  |
Proceeds from Sale and Maturity of Held-to-maturity Securities | 0 | 475 | 10,547
Proceeds from Sale and Maturity of Debt Securities, Available-for-sale | 223,728 | 195,989 | 197,826
Payments to Acquire Investments [Abstract] |  |  |
Payments to Acquire Held-to-maturity Securities | 0 | 0 | 7,133
Payments to Acquire Debt Securities, Available-for-sale | 354,299 | 0 | 373,372
Payments to Acquire Available-for-sale Securities, Equity | 3,567 | 100 | 2,590
Payments to Acquire Federal Reserve Bank Stock | 0 | (6,428) | 0
Increase (Decrease) in Equity Securities, FV-NI | (2,120) | (6,429) | (1,153)
Payments for (Proceeds from) Loans and Leases | 620,200 | 216,353 | 57,315
Proceeds from Sale of Other Loans Held-for-sale | 4,400 | 0 | 3,000
Proceeds from Sale of Other Real Estate | 5,654 | 1,465 | 13,094
Proceeds from Life Insurance Policy | 1,360 | 1,571 | 8,096
Payment to Acquire Life Insurance Policy, Investing Activities | 0 | (3,000) | 0
Payments for Affordable Housing Programs | 6,596 | 6,038 | 0
Payments to Acquire Property, Plant, and Equipment | 28,632 | 14,885 | 11,533
Payments to Acquire Businesses, Net of Cash Acquired | 0 | 4,831 | (12,270)
Net Cash Provided by (Used in) Investing Activities, Total | (455,902) | 60,079 | 45,445
Net Cash Provided by (Used in) Financing Activities [Abstract] |  |  |
Increase (Decrease) in Deposits | 1,230,073 | 159,696 | 159,590
(Increase) decrease in one way sell deposits | (710,101) | 0 | 0
Proceeds from (Repayments of) Short-term Debt | 111,573 | (20,072) | (169,323)
Proceeds from Issuance of Long-term Debt | 0 | 50,000 | 50,000
Proceeds from Issuance of Subordinated Long-term Debt | 172,620 | 0 | 0
Repayments of Long-term Debt | 170,529 |  | 150,197
Payments Related to Tax Withholding for Share-based Compensation | 1,002 | 827 | 610
Payments for Repurchase of Common Stock | 7,507 | 40,535 | 5,784
Payments of Ordinary Dividends | 70,353 | 69,113 | 63,013
Net cash provided by (used in) financing activities | 554,774 | (178,963) | (179,337)
Cash and Cash Equivalents, Period Increase (Decrease), Total | 210,518 | (7,258) | (1,898)
Cash and Cash Equivalents, at Carrying Value, Beginning Balance | 159,956 | 167,214 | 169,112
Cash and Cash Equivalents, at Carrying Value, Ending Balance | 370,474 | 159,956 | 167,214
Supplemental Cash Flow Information [Abstract] |  |  |
Interest Paid, Excluding Capitalized Interest, Operating Activities | 29,157 | 63,038 | 43,600
Income Taxes Paid | 24,260 | 15,186 | 7,345
Noncash Investing and Financing Items [Abstract] |  |  |
Debt Securities, Held-to-maturity, Transfer, Amount | 0 | 349,773 | 0
Real Estate Owned, Transfer to Real Estate Owned | 1,790 | 1,671 | 1,204
Other Significant Noncash Transaction, Value of Consideration Received | 7,821 | 11,475 | 0
Other repossessed assets, transfer to repossessed assets | 0 | 0 | 11,379
Affordable Housing Program Obligation, Period Increase (Decrease) | 10,000 | 10,000 | 8,000
Mortgages [Member] |  |  |
Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] |  |  |
Gain (Loss) on Sale of Loans and Leases | 24,269 | 7,198 | 4,879
Consumer Portfolio Segment [Member] |  |  |
Increase (Decrease) in Other Operating Assets and Liabilities, Net [Abstract] |  |  |
Increase (Decrease) in Prepaid Expense | $ (8,890) | $ (5,358) | $ (1,298)

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- Definition The net increase(decrease) in interest income during the period representing the allocation of deferred loan origination fees less deferred loan origination costs using the effective interest method over the term of the debt arrangement to which they pertain taking into account the effect of prepayments. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 20 -Section 35 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=121604886&loc=d3e8622-111531 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585 + Details
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- Definition Cash outflow in the form of ordinary dividends to common shareholders, preferred shareholders and noncontrolling interests, generally out of earnings. + 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=121586364&loc=d3e3291-108585 + Details
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- Definition Amount of cash inflow from sale, 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://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=121586364&loc=d3e3151-108585 Reference 2: 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=121586364&loc=d3e3179-108585 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=121553693&loc=d3e26853-111562 + Details
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- Definition Amount of cash inflow from the sale or maturity 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 320 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=121553693&loc=d3e26853-111562 Reference 2: 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=121586364&loc=d3e3179-108585 + Details
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- Definition The cash inflow resulting from the sale of loans (other than mortgage loans) that are held with the intention to resell in the near future. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 21 -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3461-108585 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 16 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3337-108585 + Details
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