LEASES (Tables)
 3 Months Ended
Mar. 31, 2020
LEASES [Abstract]  
Components of Lease Expense
The components of lease expense were as follows (in thousands):

  
Three Months Ended
March 31, 2020
    
Three Months Ended
March 31, 2019
  
Operating lease cost
  
$
7,812
    
$
7,587
  
Short-term lease cost
    
294
      
371
  
Variable lease cost
    
1,532
      
1,581
  
Total lease cost *
  
$
9,638
    
$
9,539
  
* Sublease income was immaterial 
Supplemental Information Related to Leases
Supplemental information related to leases was as follows (in thousands):

  
Three Months Ended
March 31, 2020
    
Three Months Ended
March 31, 2019
  
             
Cash paid for amounts included in the measurement of operating lease liabilities (in thousands)
  
$
7,790
    
$
7,706
  
                 
Right-of-use assets obtained in exchange for new operating lease liabilities (in thousands) *
  
$
11,540
    
$
89,885
  

* Includes the right-of-use assets obtained in exchange for lease liabilities of $82.6 million which were recognized upon adoption of ASC Topic 842 at January 1, 2019.
Future Lease Payments for Operating Leases
The aggregate future lease payments for operating leases as of March 31, 2020 were as follows (in thousands):

Fiscal Year
  
Amount
  
2020 (excluding the three months ended March 31, 2020)
  
$
22,273
  
2021
    
24,801
  
2022
    
18,922
  
2023
    
13,514
  
2024
    
8,298
  
2025 and therafter
    
9,318
  
Total lease payments
  
$
97,126
  
Less: imputed  interest
    
7,723
  
Total operating lease liabilities
  
$
89,403
  
Average Lease Terms and Discount Rates
Average lease terms and discount rates were as follows:

  
Three Months Ended
March 31, 2020
    
Three Months Ended
March 31, 2019
  
Weighted-average remaining lease term - Operating leases
  
4.25 Years
    
3.7 Years
  
             
Weighted-average discount rate - Operating leases
    
3.9
%
    
3.8
%