GOODWILL AND OTHER INTANGIBLE ASSETS (Finite-lived and Indefinite Lived Intangible Assets) (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Finite-lived intangible assets
Finite-lived intangible assets, cost	$ 605,136	$ 624,262
Accumulated Amortization	341,672	328,130
Finite-lived intangible assets, net	263,464	296,132
Total permits and other intangible assets, cost	728,292	747,196
Total permits and other intangible assets, net	386,620	419,066
Trademarks and trade names
Finite-lived intangible assets
Trademarks and trade names	123,156	122,934
Permits
Finite-lived intangible assets
Finite-lived intangible assets, cost	183,766	184,235
Accumulated Amortization	95,033	87,228
Finite-lived intangible assets, net	88,733	97,007
Customer and supplier relationships
Finite-lived intangible assets
Finite-lived intangible assets, cost	382,083	401,696
Accumulated Amortization	211,895	207,884
Finite-lived intangible assets, net	170,188	193,812
Other intangible assets
Finite-lived intangible assets
Finite-lived intangible assets, cost	39,287	38,331
Accumulated Amortization	34,744	33,018
Finite-lived intangible assets, net	$ 4,543	$ 5,313