DIVIDENDS (Per Share Distributions) (Detail) - $ / shares	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Dividends Payable [Line Items]
Dividend Per Common Share	$ 2.650	$ 2.640	$ 2.540
Ordinary Income [Member]
Dividends Payable [Line Items]
Dividend Per Common Share	1.763	1.691	1.571
Return Of Capital [Member]
Dividends Payable [Line Items]
Dividend Per Common Share	0.591	0.931	0.932
Capital Gains [Member]
Dividends Payable [Line Items]
Dividend Per Common Share	$ 0.296	$ 0.018	$ 0.037