EARNINGS PER COMMON SHARE Parenthetical (Details)	0 Months Ended	3 Months Ended	6 Months Ended
	Apr. 07, 2013 Warrants on Senior Exchangeable Notes due 2012 [Member]	Mar. 31, 2013 Warrants on Senior Exchangeable Notes due 2012 [Member]	Jun. 30, 2013 Warrants on Senior Exchangeable Notes due 2012 [Member]	Jun. 30, 2014 Warrants on Senior Exchangeable Notes due 2015 [Member]
Class of Warrant or Right [Line Items]
Beginning Date for Maturity of Warrants			Jan. 15, 2013
Ending Date for Maturity of Warrants			Mar. 27, 2013
Shares issued on conversion of warrants	97,918	2,037,303
Strike price of warrants				28.58