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GOODWILL AND OTHER INTANGIBLE ASSETS (Finite-lived and Indefinite Lived Intangible Assets) (Details) - USD ($) $ in Thousands | Mar. 31, 2021 | Dec. 31, 2020
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Schedule of Finite-lived and Indefinite-lived Intangible Assets [Line Items] |  |
Finite-lived intangible assets, cost | $ 596,869 | $ 605,136
Accumulated Amortization | 340,097 | 341,672
Finite-lived intangible assets, net | 256,772 | 263,464
Total permits and other intangible assets, Cost | 720,150 | 728,292
Total permits and other intangible assets, Net | 380,053 | 386,620
Trademarks and trade names |  |
Schedule of Finite-lived and Indefinite-lived Intangible Assets [Line Items] |  |
Trademarks and trade names | 123,281 | 123,156
Permits |  |
Schedule of Finite-lived and Indefinite-lived Intangible Assets [Line Items] |  |
Finite-lived intangible assets, cost | 184,675 | 183,766
Accumulated Amortization | 97,061 | 95,033
Finite-lived intangible assets, net | 87,614 | 88,733
Customer and supplier relationships |  |
Schedule of Finite-lived and Indefinite-lived Intangible Assets [Line Items] |  |
Finite-lived intangible assets, cost | 372,860 | 382,083
Accumulated Amortization | 207,929 | 211,895
Finite-lived intangible assets, net | 164,931 | 170,188
Other intangible assets |  |
Schedule of Finite-lived and Indefinite-lived Intangible Assets [Line Items] |  |
Finite-lived intangible assets, cost | 39,334 | 39,287
Accumulated Amortization | 35,107 | 34,744
Finite-lived intangible assets, net | $ 4,227 | $ 4,543

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- Definition Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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