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Consolidated Statements of Comprehensive Income (unaudited) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2020 | Mar. 31, 2019
Consolidated Statements of Comprehensive Income [Abstract] |  |
Net income | $ 10,368 | $ 29,127
Securities available for sale: |  |
Unrealized net holding gains arising during the period, gross | 21,339 | 11,036
Tax effect | (5,335) | (2,759)
Unrealized net holding gains arising during the period, net | 16,004 | 8,277
Reclassification adjustment for net (gains) losses in net income, gross | (3) | 99
Tax effect | 1 | (25)
Reclassification adjustment for net (gains) losses in net income, net | (2) | 74
Amortization of unrealized net gains for the reclassification of available for sale securities to held to maturity, gross | 173 | 167
Tax effect | (43) | (42)
Amortization of unrealized net gains for the reclassification of available for sale securities to held to maturity, net | 130 | 125
Total securities available for sale, net | 16,132 | 8,476
Cash flow hedges: |  |
Unrealized (losses) on derivatives (cash flow hedges), gross | (255) | (170)
Tax effect | 64 | 43
Unrealized (losses) on derivatives (cash flow hedges), net | (191) | (127)
Reclassification of net unrealized losses (gains) on cash flow hedges to interest (income), gross | 10 | (799)
Tax effect | (3) | 200
Reclassification of net unrealized losses (gains) on cash flow hedges to interest (income), net | 7 | (599)
Total cash flow hedges, net | (184) | (726)
Pension and other benefits: |  |
Amortization of prior service cost and actuarial losses, gross | 381 | 656
Tax effect | (95) | (164)
Amortization of prior service cost and actuarial losses, net | 286 | 492
Total pension and other benefits, net | 286 | 492
Total other comprehensive income | 16,234 | 8,242
Comprehensive income | $ 26,602 | $ 37,369

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- Definition Amount before tax and reclassification adjustments of unrealized holding gain (loss) on available-for-sale securities. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 10A -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=118930883&loc=SL7669646-108580 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=118930883&loc=d3e637-108580 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 9 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=118939692&loc=d3e27357-111563 + Details
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- Definition Amount after tax, before reclassification adjustments, of unrealized holding gain (loss) on available-for-sale securities. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 10A -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=118930883&loc=SL7669646-108580 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=118930883&loc=d3e637-108580 + Details
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- Definition Amount of tax expense (benefit) before reclassification adjustments of unrealized holding gain (loss) on available-for-sale securities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=118930883&loc=d3e640-108580 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 10A -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=118930883&loc=SL7669646-108580 + Details
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