GOODWILL AND OTHER INTANGIBLE ASSETS (Finite-lived and Indefinite Lived Intangible Assets) (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Finite-lived intangible assets
Cost	$ 624,262	$ 608,332
Accumulated Amortization	328,130	288,925
Net	296,132	319,407
Total permits and other intangible assets, cost	747,196	730,800
Total permits and other intangible assets, net	419,066	441,875
Trademarks and trade names
Finite-lived intangible assets
Trademarks and trade names	122,934	122,468
Permits
Finite-lived intangible assets
Cost	184,235	177,583
Accumulated Amortization	87,228	79,358
Net	97,007	98,225
Customer and supplier relationships
Finite-lived intangible assets
Cost	401,696	393,487
Accumulated Amortization	207,884	179,824
Net	193,812	213,663
Other intangible assets
Finite-lived intangible assets
Cost	38,331	37,262
Accumulated Amortization	33,018	29,743
Net	$ 5,313	$ 7,519