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ACCUMULATED OTHER COMPREHENSIVE INCOME (Tables) | 12 Months Ended
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Dec. 31, 2020
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract] |
Schedule of Changes in Accumulated Other Comprehensive Income (Loss) | The changes in accumulated other comprehensive income (loss) were as follows:
|  | Years Ended December 31,
|  | 2020 |  | 2019 |  | 2018
Net foreign currency translation adjustment |  | $ | 12,829 |  |  | $ | (891) |  |  | $ | (2,982) |
Net change of cash flow hedge (see Note 20 for further information) |  |  |  |  |  |
Unrealized loss on cash flow hedge |  | (3,094) |  |  | (1,771) |  |  | — |
Tax |  | 809 |  |  | 372 |  |  | — |
Net of tax |  | (2,285) |  |  | (1,399) |  |  | — |
Net change in postretirement benefit plan (see Note 15 for further information) |  |  |  |  |  |
Prior service (credit)/cost and (gain)/loss arising during the period |  | (503) |  |  | 199 |  |  | 522 |
Amortization of prior service credit/(cost) |  | 74 |  |  | 74 |  |  | 74 |
Amortization of gain/(loss) |  | (50) |  |  | (46) |  |  | (8) |
Total before tax |  | (479) |  |  | 227 |  |  | 588 |
Tax |  | 127 |  |  | 101 |  |  | 434 |
Adjustment (1) |  | (455) |  |  | — |  |  | — |
Net of tax |  | (807) |  |  | 328 |  |  | 1,022 |
Total other comprehensive income/(loss) |  | $ | 9,737 |  |  | $ | (1,962) |  |  | $ | (1,960) |
(1) One-time adjustment to the postretirement account.
Components of Accumulated Other Comprehensive Income (Loss) | Accumulated other comprehensive income/(loss) at December 31, 2020 consisted of the following:
|  | Foreign currency translation adjustment |  | Cash flow hedge |  | Postretirement benefit plan |  | Total
Balance December 31, 2019 |  | $ | (5,176) |  |  | $ | (1,399) |  |  | $ | 1,011 |  |  | (5,564) |
Other comprehensive gain/(loss) |  | 12,829 |  |  | (2,285) |  |  | (807) |  |  | 9,737 |
Balance December 31, 2020 |  | $ | 7,653 |  |  | $ | (3,684) |  |  | $ | 204 |  |  | 4,173 |

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- Definition Tabular disclosure of the components of accumulated other comprehensive income (loss). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 30 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6450520&loc=d3e32583-110901 Reference 2: 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=121641772&loc=SL7669686-108580 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 30 -Section 45 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=118261656&loc=d3e32211-110900 + Details
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- Definition Tabular disclosure of components of comprehensive income (loss). Includes, but is not limited to, foreign currency translation adjustments, foreign currency transactions designated as economic hedges of a net investment in foreign entity, gain (loss) and prior service cost (credit) for pension plans and other postretirement benefit plans. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=121641772&loc=d3e526-108580 + Details
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