ACCOUNTING POLICIES AND PRONOUNCEMENTS (Narrative) (Details)	6 Months Ended
	Jun. 30, 2019
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Lease termination period	1 year
Average remaining term of lease	4 years
Minimum
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Operating leases remaining lease term	1 year
Lease renewal term	2 years
Maximum
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Operating leases remaining lease term	54 years
Lease renewal term	40 years