SHAREHOLDERS EQUITY (Detail Textuals) - $ / shares		3 Months Ended															9 Months Ended	12 Months Ended
	Nov. 06, 2017	Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Sep. 30, 2017	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Stockholders Equity Note [Line Items]
Dividend (per share)		$ 0.18	$ 0.18	$ 0.18	$ 0.17	$ 0.17	$ 0.17	$ 0.17	$ 0.16	$ 0.16	$ 0.16	$ 0.16	$ 0.15	$ 0.15	$ 0.15	$ 0.15	$ 0.54	$ 0.68	$ 0.64	$ 0.60
Payment Date		Sep. 18, 2017	Jun. 20, 2017	Apr. 03, 2017	Dec. 12, 2016	Sep. 19, 2016	Jun. 20, 2016	Mar. 28, 2016	Dec. 11, 2015	Sep. 21, 2015	Jun. 19, 2015	Mar. 23, 2015	Dec. 15, 2014	Sep. 22, 2014	Jun. 23, 2014	Mar. 24, 2014
Record Date		Sep. 11, 2017	Jun. 13, 2017	Mar. 27, 2017	Dec. 05, 2016	Sep. 12, 2016	Jun. 13, 2016	Mar. 21, 2016	Dec. 07, 2015	Sep. 14, 2015	Jun. 15, 2015	Mar. 20, 2015	Dec. 08, 2014	Sep. 15, 2014	Jun. 16, 2014	Mar. 17, 2014
Subsequent Event
Stockholders Equity Note [Line Items]
Declared Date	Nov. 06, 2017
Dividend (per share)	$ 0.18
Payment Date	Dec. 11, 2017
Record Date	Dec. 04, 2017