SHAREHOLDERS' EQUITY (Common Shares Issued and Outstanding) (Details) - shares shares in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019	Dec. 31, 2019
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Shares issued, balance at beginning of period (in shares)	176,580	176,580	176,580	176,580
Shares issued (in shares)	0	0	0	0
Total shares issued at end of period (in shares)	176,580	176,580	176,580	176,580
Treasury shares, balance at beginning of period (in shares)	(92,282)	(92,646)	(92,621)	(92,994)
Shares repurchased (in shares)	(3)	(7)	(153)	(164)
Shares reissued (in shares)	11	20	500	525
Total treasury shares at end of period (in shares)	(92,274)	(92,633)	(92,274)	(92,633)
Total shares outstanding	84,306	83,947	84,306	83,947	83,959