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Accumulated Other Comprehensive (Loss) Income (Tables) | 9 Months Ended
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Sep. 30, 2018
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract] |
Schedule Of Components Of Accumulated Other Comprehensive Loss | The following tables summarize the cumulative balance of each component of accumulated other comprehensive loss, net of tax, for the nine months ended September 30, (in thousands):
| Foreign Currency Translation Adjustment |  | Minimum Pension Liability Adjustment |  | Unamortized Post Retirement Health Care Costs |  | Total Pre-Tax Amount |  | Tax (Benefit) Expense |  | Accumulated Other Comprehensive (Loss) Income
Balance at December 31, 2017 | $ | (2,698 | ) |  | $ | 171 |  |  | $ | (2,809 | ) |  | $ | (5,336 | ) |  | $ | (970 | ) |  | $ | (4,366 | )
Cumulative effect of accounting change (see Note 2) | — |  |  | 15 |  |  | (365 | ) |  | (350 | ) |  | — |  |  | (350 | )
Minimum pension and post retirement health care plan adjustments | — |  |  | (7 | ) |  | 44 |  |  | 37 |  |  | 10 |  |  | 27 |
Foreign currency translation adjustment | 110 |  |  | — |  |  | — |  |  | 110 |  |  | — |  |  | 110 |
Balance at March 31, 2018 | $ | (2,588 | ) |  | $ | 179 |  |  | $ | (3,130 | ) |  | $ | (5,539 | ) |  | $ | (960 | ) |  | $ | (4,579 | )
Minimum pension and post retirement health care plan adjustments | — |  |  | (7 | ) |  | 44 |  |  | 37 |  |  | 11 |  |  | $ | 26 |
Foreign currency translation adjustment | (1,787 | ) |  | — |  |  | — |  |  | (1,787 | ) |  | — |  |  | $ | (1,787 | )
Balance at June 30, 2018 | $ | (4,375 | ) |  | $ | 172 |  |  | $ | (3,086 | ) |  | $ | (7,289 | ) |  | $ | (949 | ) |  | $ | (6,340 | )
Minimum pension and post retirement health care plan adjustments | — |  |  | (7 | ) |  | 44 |  |  | 37 |  |  | 10 |  |  | 27 |
Foreign currency translation adjustment | 139 |  |  | — |  |  | — |  |  | 139 |  |  | — |  |  | 139 |
Balance at September 30, 2018 | $ | (4,236 | ) |  | $ | 165 |  |  | $ | (3,042 | ) |  | $ | (7,113 | ) |  | $ | (939 | ) |  | $ | (6,174 | )
| Foreign Currency Translation Adjustment |  | Minimum Pension Liability Adjustment |  | Unamortized Post Retirement Health Care Costs |  | Total Pre-Tax Amount |  | Tax (Benefit) Expense |  | Accumulated Other Comprehensive (Loss) Income
Balance at December 31, 2016 | $ | (5,848 | ) |  | $ | 197 |  |  | $ | (3,150 | ) |  | $ | (8,801 | ) |  | $ | (1,080 | ) |  | $ | (7,721 | )
Minimum pension and post retirement health care plan adjustments | — |  |  | (5 | ) |  | 48 |  |  | 43 |  |  | 17 |  |  | 26 |
Foreign currency translation adjustment | $ | 679 |  |  | $ | — |  |  | $ | — |  |  | $ | 679 |  |  | $ | — |  |  | $ | 679 |
Balance at March 31, 2017 | (5,169 | ) |  | 192 |  |  | (3,102 | ) |  | (8,079 | ) |  | (1,063 | ) |  | $ | (7,016 | )
Minimum pension and post retirement health care plan adjustments | $ | — |  |  | $ | (4 | ) |  | $ | 47 |  |  | $ | 43 |  |  | $ | 16 |  |  | $ | 27 |
Foreign currency translation adjustment | 1,091 |  |  | — |  |  | — |  |  | 1,091 |  |  | — |  |  | 1,091 |
Balance at June 30, 2017 | (4,078 | ) |  | 188 |  |  | (3,055 | ) |  | (6,945 | ) |  | (1,047 | ) |  | (5,898 | )
Minimum pension and post retirement health care plan adjustments | $ | — |  |  | $ | (4 | ) |  | $ | 47 |  |  | $ | 43 |  |  | $ | 16 |  |  | $ | 27 |
Foreign currency translation adjustment | $ | 1,581 |  |  | $ | — |  |  | $ | — |  |  | $ | 1,581 |  |  | $ | — |  |  | $ | 1,581 |
Balance at September 30, 2017 | $ | (2,497 | ) |  | $ | 184 |  |  | $ | (3,008 | ) |  | $ | (5,321 | ) |  | $ | (1,031 | ) |  | $ | (4,290 | )

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- Definition Tabular disclosure of the components of accumulated other comprehensive income (loss). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=114867106&loc=SL7669686-108580 + Details
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