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GOODWILL AND OTHER INTANGIBLE ASSETS (Finite-lived and Indefinite Lived Intangible Assets) (Details) - USD ($) $ in Thousands | Dec. 31, 2018 | Dec. 31, 2017
--- | --- | ---
Finite-lived intangible assets |  |
Cost | $ 608,332 | $ 610,711
Accumulated Amortization | 288,925 | 264,911
Net | 319,407 | 345,800
Total permits and other intangible assets, cost | 730,800 | 734,039
Total permits and other intangible assets, net | 441,875 | 469,128
Trademarks and trade names |  |
Finite-lived intangible assets |  |
Trademarks and trade names | 122,468 | 123,328
Permits |  |
Finite-lived intangible assets |  |
Cost | 177,583 | 174,721
Accumulated Amortization | 79,358 | 74,347
Net | 98,225 | 100,374
Customer and supplier relationships |  |
Finite-lived intangible assets |  |
Cost | 393,487 | 399,224
Accumulated Amortization | 179,824 | 158,972
Net | 213,663 | 240,252
Other intangible assets |  |
Finite-lived intangible assets |  |
Cost | 37,262 | 36,766
Accumulated Amortization | 29,743 | 31,592
Net | $ 7,519 | $ 5,174

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