Annual report pursuant to Section 13 and 15(d)

REVENUE RECOGNITION (Concerts Revenue) (Details)

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REVENUE RECOGNITION (Concerts Revenue) (Details) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Dec. 31, 2019
Sep. 30, 2019
Jun. 30, 2019
Mar. 31, 2019
Dec. 31, 2018
Sep. 30, 2018
Jun. 30, 2018
Mar. 31, 2018
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Disaggregation of Revenue [Line Items]                      
Revenue $ 2,889,448 $ 3,773,684 $ 3,157,009 $ 1,727,828 $ 2,601,855 $ 3,835,246 $ 2,868,315 $ 1,482,384 $ 11,547,969 $ 10,787,800 $ 9,687,222
Concerts [Member] | Operating Segments [Member]                      
Disaggregation of Revenue [Line Items]                      
Revenue                 $ 9,428,094 $ 8,770,031 $ 7,892,076
Percentage Of The Concerts Business Revenue To Total Revenue                 81.60% 81.30% 81.50%
Percentage Of Concerts Revenue From Events And Festivals                 95.00%