EMPLOYEE STOCK PLANS - Summary of the status of the company's nonvested options and restricted stock (Details 1) (Employee Stock Plans, USD $)	3 Months Ended
	Jun. 30, 2013	Mar. 31, 2013
Stock Options
Share Based Compensation Arrangement By Share Based Payment Award, Non vested Options [Roll Forward]
Nonvested- Beginning of Year 2013	1,000,800	10,047,200
Granted
Vested		(39,200)
Forfeited
Nonvested-Quarter Ended March 31, 2013	1,000,800	1,000,800
Share Based Compensation Arrangement By Share Based Payment Award Options Weighted Average Grant Date Fair Value [Roll Forward]
Nonvested - Beginning of Year 2013
Granted
Vested
Forfeited
Nonvested-Quarter Ended March 31, 2013
Restricted Stock
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]
Nonvested - Beginning of Year 2013	3,176,374	4,235,164
Granted	1,019,231	1,908,602
Vested	(1,016,304)	(2,967,392)
Forfeited
Nonvested-Quarter Ended March 31, 2013	3,179,301	3,176,374