SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Common Stock Repurchases and Common Stock Dividend) (Details) (USD $) Share data in Millions, except Per Share data, unless otherwise specified	1 Months Ended		3 Months Ended							9 Months Ended		1 Months Ended			12 Months Ended	1 Months Ended
	Jan. 31, 2012 quarters	Oct. 31, 2010 quarters	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2011	Sep. 30, 2011	Jun. 30, 2011	Mar. 31, 2011	Sep. 30, 2012	Sep. 30, 2011	Mar. 31, 2012 Common Stock [Member]	Nov. 30, 2011 Common Stock [Member]	Feb. 28, 2011 Common Stock [Member]	Dec. 31, 2011 Common Stock [Member]	Oct. 31, 2012 Repurchase of Equity [Member] Common Stock [Member]
Class of Stock [Line Items]
Stock Repurchase Program, Authorized Amount													$ 30,000,000	$ 50,000,000		$ 50,000,000
Stock Repurchased and Retired During Period, Shares															1.5
Stock Repurchased and Retired During Period, Value															50,000,000
Stock Repurchase Program, Amount Cancelled												30,000,000
Dividends Declared, Number Of Quarters	4	4
Common Stock, Dividends, Per Share, Declared	$ 0.05	$ 0.05
Common Stock, Dividends, Per Share, Cash Paid			$ 0.05	$ 0.05	$ 0.05	$ 0.05	$ 0.05	$ 0.05	$ 0.05
Payments of Dividends			$ 1,400,000	$ 1,400,000	$ 1,400,000	$ 1,400,000	$ 1,400,000	$ 1,400,000	$ 1,400,000	$ 4,301,000	$ 4,320,000