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Income Taxes - Schedule of Income Tax Rate Reconciliation (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2019 | Sep. 30, 2019 | Jun. 30, 2019 | Mar. 31, 2019 | Dec. 31, 2018 | Sep. 30, 2018 | Jun. 30, 2018 | Mar. 31, 2018 | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Increase (reduction) in income tax resulting from: |  |  |  |  |  |  |  |  |  |  |
Income tax expense at statutory rate |  |  |  |  |  |  |  |  | $ 24,368 | $ 21,961 | $ 30,281
Tax-exempt income, net |  |  |  |  |  |  |  |  | (962) | (506) | (961)
State and local income taxes, net |  |  |  |  |  |  |  |  | 2,816 | 2,423 | 1,676
Bank-owned life insurance, net |  |  |  |  |  |  |  |  | (628) | (452) | (715)
Non-deductible expenses |  |  |  |  |  |  |  |  | 749 | 294 | 407
Change in estimated rate for deferred taxes |  |  |  |  |  |  |  |  | 0 | 0 | 12,117
Tax benefits of LIHTC investments, net |  |  |  |  |  |  |  |  | (278) | (50) | (257)
Effective Income Tax Rate Reconciliation, Tax Credit, Amount |  |  |  |  |  |  |  |  | (526) | (1,631) | (2,141)
Effective Income Tax Rate Reconciliation, Tax Credit, Other, Amount |  |  |  |  |  |  |  |  | (913) | (4,627) | (1,701)
Non-taxable subsidiary dividend |  |  |  |  |  |  |  |  | 0 | (2,728) | 0
Non-taxable donation to charitable foundation |  |  |  |  |  |  |  |  | (420) | 0 | 0
Other, net |  |  |  |  |  |  |  |  | (909) | 676 | (379)
Total income tax expense | $ 7,246 | $ 7,469 | $ 4,479 | $ 4,103 | $ 4,899 | $ 1,802 | $ 4,881 | $ 3,778 | $ 23,297 | $ 15,360 | $ 38,327

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- Definition Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations, attributable to increase (decrease) in the income tax rates. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32698-109319 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 45 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=116821951&loc=d3e32059-109318 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32687-109319 + Details
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