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OPERATING LEASES (Tables)
12 Months Ended
Dec. 31, 2017
Leases [Abstract]  
Future Minimum Rental Payments Under Operating Leases
 Future minimum rental payments under operating leases with remaining non-cancelable terms in excess of one year are as follows:
 
 
Real
 
 
 
 
In thousands
 
Estate
 
Equipment
 
Total
2018
 
$
28,957

 
$
2,690

 
$
31,647

2019
 
25,857

 
1,925

 
27,782

2020
 
24,266

 
976

 
25,242

2021
 
19,561

 
512

 
20,073

2022
 
16,350

 
271

 
16,621

2023 and after
 
66,017

 
24

 
66,041