OPTIONS AND NONVESTED SHARES (Schedule Of Stock Options Activity) (Details) - Stock Option [Member] - USD ($)	6 Months Ended	12 Months Ended
	Jun. 30, 2015	Dec. 31, 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Options, Outstanding at beginning	1,432,454
Number of Options, Granted
Number of Options, Exercised	(91,209)
Number of Options, Forfeited and expired
Number of Options, Outstanding	1,341,245	1,432,454
Number of Options, Vested and expected to vest	1,341,245
Number of Options, Exercisable	1,098,745
Weighted Average Exercise Price, Outstanding at beginning	$ 10.16
Weighted Average Exercise Price, Granted
Weighted Average Exercise Price, Exercised	$ 8.45
Weighted Average Exercise Price, Forfeited and expired
Weighted Average Exercise Price, Outstanding	$ 10.27	$ 10.16
Weighted Average Exercise Price, Vested and expected to vest	10.27
Weighted Average Exercise Price, Exercisable	$ 10.37
Weighted Average Remaining Contractual Term in Years, Outstanding	6 years 2 months 16 days	6 years 6 months 11 days
Weighted Average Remaining Contractual Term in Years, Vested and expected to vest	6 years 2 months 16 days
Weighted Average Remaining Contractual Term in Years, Exercisable	6 years
Aggregate Intrinsic Value, Outstanding at beginning	$ 81,753,119
Aggregate Intrinsic Value, Exercised	7,942,509
Aggregate Intrinsic Value, Outstanding	140,678,176	$ 81,753,119
Aggregate Intrinsic Value Vested and expected to vest	140,678,176
Aggregate Intrinsic Value, Exercisable	$ 115,140,501