CORRECTION OF ERRORS IN PREVIOUSLY REPORTED FINANCIAL STATEMENTS (DETAILS TEXTUAL) (USD $) In Millions, unless otherwise specified	12 Months Ended	3 Months Ended			9 Months Ended	12 Months Ended			3 Months Ended				9 Months Ended	12 Months Ended
	Dec. 31, 2008	Mar. 31, 2012 Income Statement Impact [Member]	Sep. 30, 2011 Income Statement Impact [Member]	Mar. 31, 2011 Income Statement Impact [Member]	Sep. 30, 2011 Income Statement Impact [Member]	Dec. 31, 2011 Income Statement Impact [Member]	Dec. 31, 2010 Income Statement Impact [Member]	Dec. 31, 2009 Income Statement Impact [Member]	Mar. 31, 2012 Comprehensive Income Impact [Member]	Sep. 30, 2011 Comprehensive Income Impact [Member]	Jun. 30, 2011 Comprehensive Income Impact [Member]	Mar. 31, 2011 Comprehensive Income Impact [Member]	Sep. 30, 2011 Comprehensive Income Impact [Member]	Dec. 31, 2011 Comprehensive Income Impact [Member]	Dec. 31, 2010 Comprehensive Income Impact [Member]	Dec. 31, 2009 Comprehensive Income Impact [Member]
Correction of Error in Previously Reported Financial Statement (Textual) [Abstract]
Total/ Reduction in net income (loss)		$ 0.4	$ 0.5	$ 1.1	$ 1.1	$ 0.4	$ 1.8	$ 1.8
Reduction in Total Comprehensive Income									0.3	0.7	0.6	1.0	1.1	0.5	1.8	2.0
Losses in foreign currency translation									0.1	0.2	0.1	0.1		0.1		0.2
Reduction in retained earnings	$ 0.6