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Accumulated Other Comprehensive (Loss) Income (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended |  |
--- | --- | --- | --- | ---
Sep. 30, 2019 | Jun. 30, 2019 | Mar. 31, 2019 | Sep. 30, 2018 | Jun. 30, 2018 | Mar. 31, 2018 | Sep. 30, 2019 | Sep. 30, 2018 | Jan. 01, 2019 | Jan. 01, 2018
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |  |  |  |  |  |  |
AOCI before tax, beginning balance | $ (6,106) | $ (7,121) | $ (7,979) | $ (7,289) | $ (5,539) | $ (5,336) | $ (7,979) | $ (5,336) |  |
Accumulated other comprehensive income, tax, beginning balance | (736) | (741) | (745) | (949) | (960) | (970) | (745) | (970) |  |
Accumulated Other Comprehensive Income Beginning Balance | (5,370) | (6,380) | (7,234) | (6,340) | (4,579) | (4,366) | (7,234) | (4,366) |  |
Cumulative effect of new accounting principle in period of adoption |  |  |  |  |  |  |  |  | $ 1,582 | $ 274
Other comprehensive income (loss), net of tax | (652) |  |  | 166 |  |  | 1,212 | (1,808) |  |
AOCI before tax, ending balance | (6,754) | (6,106) | (7,121) | (7,113) | (7,289) | (5,539) | (6,754) | (7,113) |  |
Accumulated other comprehensive income, tax, ending balance | (732) | (736) | (741) | (939) | (949) | (960) | (732) | (939) |  |
Accumulated Other Comprehensive Income Ending Balance | (6,022) | (5,370) | (6,380) | (6,174) | (6,340) | (4,579) | (6,022) | (6,174) |  |
Accumulated Translation Adjustment |  |  |  |  |  |  |  |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |  |  |  |  |  |  |
AOCI before tax, beginning balance | (4,099) | (5,097) | (5,939) | (4,375) | (2,588) | (2,698) | (5,939) | (2,698) |  |
Other comprehensive income adjustments | (664) | 998 | 842 | 139 | (1,787) | 110 |  |  |  |
Other comprehensive income (loss), net of tax | (664) | 998 | 842 | 139 | (1,787) | 110 |  |  |  |
AOCI before tax, ending balance | (4,763) | (4,099) | (5,097) | (4,236) | (4,375) | (2,588) | (4,763) | (4,236) |  |
Accumulated Defined Benefit Plans Adjustment |  |  |  |  |  |  |  |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |  |  |  |  |  |  |
Other comprehensive income adjustments | 16 | 17 | 16 | 37 | 37 | 37 |  |  |  |
Other comprehensive income (loss), tax | 4 | 5 | 4 | 10 | 11 | 10 |  |  |  |
Other comprehensive income (loss), net of tax | 12 | 12 | 12 | 27 | 26 | 27 |  |  |  |
Minimum pension and post retirement benefit plan adjustments | Accumulated Defined Benefit Plans Adjustment |  |  |  |  |  |  |  |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |  |  |  |  |  |  |
AOCI before tax, beginning balance | (2,007) | (2,024) | (2,040) | (2,914) | (2,951) | (2,638) | (2,040) | (2,638) |  |
Other comprehensive income adjustments | 16 | 17 | 16 | 37 | 37 | 37 |  |  |  |
AOCI before tax, ending balance | $ (1,991) | $ (2,007) | $ (2,024) | $ (2,877) | $ (2,914) | $ (2,951) | $ (1,991) | $ (2,877) |  |
Accounting Standards Update 2018-02 |  |  |  |  |  |  |  |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |  |  |  |  |  |  |
Cumulative effect of new accounting principle in period of adoption |  |  |  |  |  |  |  |  |  | (350)
Accounting Standards Update 2018-02 | Minimum pension and post retirement benefit plan adjustments |  |  |  |  |  |  |  |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |  |  |  |  |  |  |
Cumulative effect of new accounting principle in period of adoption |  |  |  |  |  |  |  |  |  | $ (350)

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- Definition Amount before tax of increase (decrease) in accumulated equity from transactions and other events and circumstances from non-owner sources, including portion attributable to noncontrolling interest. Excludes net income (loss), and accumulated changes in equity from transactions resulting from investments by owners (distributions to owners). + References No definition available. + Details
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