EQUITY (Antidilutive Securities Excluded from Computation of Earnings per Share) (Details) - shares	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Number of anti-dilutive potentially issuable shares excluded from diluted common shares outstanding	23,377,423	24,595,303	26,275,527
Stock Option [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Number of anti-dilutive potentially issuable shares excluded from diluted common shares outstanding	11,347,305	11,784,023	14,238,589
Restricted Stock [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Number of anti-dilutive potentially issuable shares excluded from diluted common shares outstanding	3,655,582	3,899,181	4,106,956
Convertible Debt Securities [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Number of anti-dilutive potentially issuable shares excluded from diluted common shares outstanding	8,374,536	8,912,099	7,929,982