Quarterly report pursuant to Section 13 or 15(d)

FAIR VALUE MEASUREMENTS (Fair Value Measured On A Non-Recurring Basis) (Details)

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FAIR VALUE MEASUREMENTS (Fair Value Measured On A Non-Recurring Basis) (Details)
 3 Months Ended
Mar. 31, 2020
USD ($)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]  
Impairment charge, definite-lived intangible assets $ 10,068,000
Fair Value, Nonrecurring [Member]  
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]  
Definite-lived intangible assets, net 7,390,000
Fair Value, Nonrecurring [Member] | Level 1 [Member]  
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]  
Definite-lived intangible assets, net 0
Fair Value, Nonrecurring [Member] | Level 2 [Member]  
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]  
Definite-lived intangible assets, net 0
Fair Value, Nonrecurring [Member] | Fair Value, Inputs, Level 3 [Member]  
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]  
Definite-lived intangible assets, net $ 7,390,000