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ACCUMULATED OTHER COMPREHENSIVE LOSS (Tables) | 6 Months Ended
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Jun. 30, 2021
Equity [Abstract] |
Schedule of Accumulated Other Comprehensive Loss, Net of Tax | The following summary sets forth the components of accumulated other comprehensive loss, net of tax:
|  |  | Six months ended June 30,
|  |  |  |  | 2021 |  | 2020
|  |  |  | (In thousands)
Cumulative translation adjustments |  |  |  |  | $ | (132,115) |  |  | $ | (228,121) |
Net actuarial loss and prior service cost |  |  |  |  | (644,008) |  |  | (658,866) |
Unrealized gain (loss) from cash flow hedges |  |  |  |  | (11,559) |  |  | (17,653) |
Accumulated other comprehensive loss |  |  |  |  | $ | (787,682) |  |  | $ | (904,640) |

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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=124509347&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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