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Employee Benefit Plans (Tables) | 12 Months Ended
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Dec. 31, 2016
Pension Plans And Other Postretirement Benefits [Abstract] |
Schedule of Defined Benefit Plans Disclosures [Table Text Block] |
﻿ |  |  |
﻿ |  |  |
﻿(in Thousands of Dollars) |  |  | 2016
﻿ |  |  |
﻿ Change in projected benefit obligation: |  |  |
﻿ |  |  |
﻿ Projected benefit obligation at beginning of year |  | $ | -
﻿ Projected benefit obligation acquired |  |  | (8,843)
﻿ Service cost |  |  | (28)
﻿ Interest cost |  |  | (113)
﻿ Actuarial loss |  |  | 662
﻿ Benefits paid |  |  | 238
﻿ Benefit obligation at end fo year |  | $ | (8,084)
﻿ |  |  |
﻿ Change in plan assets: |  |  |
﻿ |  |  |
﻿ Fair value of plan assets at beginning of year |  | $ | -
﻿ Fair value acquired |  |  | 6,932
﻿ Actual return on plan assets |  |  | 12
﻿ Benefits paid |  |  | (242)
﻿ Fair value of assets at end of year |  |  | 6,702
﻿ Funded status at end of year |  | $ | (1,382)
﻿
Schedule of Amounts Recognized in Balance Sheet [Table Text Block] |
﻿ |  |  |
﻿ |  |  |
﻿Transition asset |  | $ | -
﻿Prior service credit |  |  | -
﻿Gain |  |  | 490
﻿ Total |  | $ | 490
﻿
Schedule of Net Benefit Costs [Table Text Block] |
﻿ |  |  |
﻿ |  |  |
﻿(in Thousands of Dollars) |  |  | 2016
﻿ |  |  |
﻿Service cost benefits earned during the period |  | $ | 28
﻿Interest cost on projected benefit obligaion |  |  | 113
﻿Actual return on assets |  |  | (180)
﻿Net amortization and deferral |  |  | -
﻿ |  |  |
﻿ NET PERIODIC PENSION COST |  | $ | (39)
﻿
Schedule of Assumptions Used [Table Text Block] | The weighted average assumptions used to determine the benefit obligation at December 31 are as follows: ﻿ 2016 Discount rate 3.90% ﻿ ﻿ The weighted average assumptions used to determine the net periodic pension cost at December 31 are as follows: ﻿
﻿ |  |  |
﻿ |  |  |
﻿ |  | 2016 |
﻿ |  |  |
﻿Discount rate |  | 3.18 | %
﻿Expected long-term return on plan assets |  | 6.50 | %
﻿Rate of compensation increase |  | 0.00 | %
﻿
Schedule of Allocation of Plan Assets [Table Text Block] | The Plan’s weighted-average asset allocations at December 31, by asset category, are as follows: ﻿ ﻿
﻿ |  |  |
﻿ |  |  |
﻿ |  | 2016 |
﻿ |  |  |
﻿Cash equivalents |  | 6.1 | %
﻿Equity securities |  | 47.9 | %
﻿Fixed income securities |  | 42.6 | %
﻿Other |  | 3.4 | %
﻿ |  | 100.00 | %
﻿ The Plan’s overall investment strategy is to achieve a mix of approximately 97 percent of investments for long-term growth and 3 percent for near-term benefit payments with a wide diversification of asset types, fund strategies, and fund managers. The target allocation for pension assets is 0 to 20 percent cash equivalents, 40 to 60 percent equity securities, 40 to 60 percent fixed income securities, and 0 to 5 percent other. Cash equivalents consist primarily of government issues and short-term investment funds. Equity securities primarily include investments in common stock, depository receipts, preferred stock, and real estate investment trusts. Fixed income securities include corporate bonds, government issues, mortgaged backed securities, municipals, and other asset backed securities. ﻿ The fair value of the Plan’s assets, by asset category, is as follows: ﻿ ﻿
﻿ |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  | December 31, 2016
﻿ |  |  |  |  | Quoted Market |  | Other |  |  |
﻿ |  |  |  |  | Price in |  | Observable |  | Unobservable
﻿ |  |  |  |  | Active Markets |  | Inputs |  | Inputs
﻿ |  | Total |  | (Level 1) |  | (Level 2) |  | (Level 3)
﻿ | (in thousands of dollars)
﻿ |  |  |  |  |  |  |  |  |  |  |  |
﻿Cash equivalents: |  |  |  |  |  |  |  |  |  |  |  |
﻿ Foreign currencies |  | $ | 11 |  | $ | 11 |  | $ | - |  | $ | -
﻿ Short-term investment funds |  |  | 33 |  |  | - |  |  | 33 |  |  | -
﻿Equity securities: |  |  |  |  |  |  |  |  |  |  |  |
﻿ Common stock |  |  | 1,430 |  |  | 1,430 |  |  | - |  |  | -
﻿ Depository receipts |  |  | 42 |  |  | 42 |  |  | - |  |  | -
﻿ Commingled Pension Trust Fund |  |  | 1,680 |  |  | - |  |  | 1,680 |  |  | -
﻿Fixed income securities: |  |  |  |  |  |  |  |  |  |  |  |
﻿ Corporate bonds |  |  | 307 |  |  | - |  |  | 307 |  |  | -
﻿ Government issue |  |  | 1,112 |  |  | - |  |  | 1,112 |  |  | -
﻿ Mortgage-backed securities |  |  | 4 |  |  | - |  |  | 4 |  |  | -
﻿ Collateralized mortgage obligations |  |  | 68 |  |  | - |  |  | 68 |  |  | -
﻿Commingled Pension Trust Fund |  |  | 1,732 |  |  | - |  |  | 1,732 |  |  | -
﻿Other |  |  | 283 |  |  | - |  |  | - |  |  | 283
﻿Total |  | $ | 6,702 |  | $ | 1,483 |  | $ | 4,936 |  | $ | 283
﻿
Schedule of Changes in Fair Value of Plan Assets [Table Text Block] | The following table sets forth a summary of the changes in the Level 3 assets for the year ended December 31, 2016 (in thousands of dollars). ﻿ Balance, December 31, 2015$- Purchase - Unrealized gain 283 Balance, December 31, 2016$283

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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://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=65897934&loc=d3e2439-114920 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=65897934&loc=d3e2417-114920 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=65897934&loc=d3e2410-114920 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 55 -Paragraph 17 -URI http://asc.fasb.org/extlink&oid=73719040&loc=d3e4179-114921 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=65897934&loc=d3e1928-114920 + Details
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