SUBSEQUENT EVENTS (Details) (USD $) In Millions, except Per Share data, unless otherwise specified													0 Months Ended
	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2011	Sep. 30, 2011	Jun. 30, 2011	Mar. 31, 2011	Jan. 30, 2014 Subsequent Event [Member]	Jan. 22, 2014 Subsequent Event [Member] Solstas [Member]
Subsequent Event [Line Items]
Cost of acquired entity, purchase price														$ 570
Dividend program	$ 0.30	$ 0.30	$ 0.30	$ 0.30	$ 0.30	$ 0.17	$ 0.17	$ 0.17	$ 0.17	$ 0.10	$ 0.10	$ 0.10	$ 0.33
Percentage increase in the quarterly cash dividend													10.00%