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Employee Benefit Plans (Tables) | 9 Months Ended
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Sep. 30, 2019
Pension [Member] |
Components of the Net Periodic Pension Plan Cost |
﻿ |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  |  |  |  |  |  |  |  |  |  |  |
﻿Pension |  | Nine Months Ended |  | Three Months Ended
﻿ |  | September 30, |  | September 30,
﻿(in thousands) |  | 2019 |  | 2018 |  | 2019 |  | 2018
﻿Service cost |  | $ | 199 |  | $ | 243 |  | $ | 66 |  | $ | 81
﻿Interest cost |  |  | 1,311 |  |  | 1,190 |  |  | 437 |  |  | 397
﻿Expected return on assets |  |  | (2,292) |  |  | (2,430) |  |  | (764) |  |  | (810)
﻿Amortization of net actuarial loss |  |  | 807 |  |  | 900 |  |  | 269 |  |  | 300
﻿Amortization of prior service cost |  |  | — |  |  | 6 |  |  | — |  |  | 2
﻿Net pension expense/(credit) included in employee benefits and other expense |  | $ | 25 |  | $ | (91) |  | $ | 8 |  | $ | (30)
﻿
SERP [Member] |
Components of the Net Periodic Pension Plan Cost |
﻿ |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  |  |  |  |  |  |  |  |  |  |  |
﻿Defined Benefit SERP |  | Nine Months Ended |  | Three Months Ended
﻿ |  | September 30, |  | September 30,
﻿(in thousands) |  | 2019 |  | 2018 |  | 2019 |  | 2018
﻿Service cost |  | $ | 71 |  | $ | 84 |  | $ | 24 |  | $ | 28
﻿Interest cost |  |  | 247 |  |  | 226 |  |  | 82 |  |  | 76
﻿Amortization of recognized loss |  |  | 87 |  |  | 121 |  |  | 29 |  |  | 40
﻿Amortization of prior service cost |  |  | (2) |  |  | (2) |  |  | (1) |  |  | (1)
﻿Net Defined Benefit SERP expense included in employee benefits and other expense |  | $ | 403 |  | $ | 429 |  | $ | 134 |  | $ | 143
﻿

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- Definition Tabular disclosure of one or more of the entity's defined benefit pension plans or one or more other defined benefit postretirement plans, separately for pension plans and other postretirement benefit plans including the entity's schedule of fair value of plan assets for defined benefit or other postretirement plans. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 55 -Paragraph 17 -URI http://asc.fasb.org/extlink&oid=118257860&loc=d3e4179-114921 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e2439-114920 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e2410-114920 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e2417-114920 + Details
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