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FAIR VALUE MEASUREMENT AND FAIR VALUE OF FINANCIAL INSTRUMENTS (Tables)
12 Months Ended
Dec. 31, 2018
Fair Value Disclosures [Abstract]  
Liabilities Carried at Fair Value Measured on Recurring Basis
The following table provides the liabilities carried at fair value measured on a recurring basis as of December 31, 2017, which are included in other current liabilities on the Consolidated Balance sheet: 
 
 
 
 
Fair Value Measurements at December 31, 2017 Using
 
 
Total Carrying
Value at
December 31,
 
Quoted Prices in
Active Markets for
Identical Assets
 
Significant Other
Observable Inputs
 
Significant
Unobservable
Inputs
In thousands
 
2017
 
(Level 1)
 
(Level 2)
 
(Level 3)
Interest rate swap agreements
 
1,163

 

 
1,163

 

Total
 
$
1,163

 
$

 
$
1,163

 
$

Estimated Fair Values and Related Carrying Values of Financial Instruments
The estimated fair values and related carrying values of the Company’s financial instruments are as follows:
 
 
December 31, 2018
 
December 31, 2017
 
 
Carry
 
Fair
 
Carry
 
Fair
In thousands
 
Value
 
Value
 
Value
 
Value
Interest rate swap agreements
 
$

 
$

 
$
1,163

 
$
1,163

4.375% Senior Notes, due 2023
 
248,823

 
254,218

 
248,567

 
262,033

3.45% Senior Notes, due 2026
 
748,282

 
675,075

 
747,655

 
741,113

Floating Rate Notes, due 2021
 
496,796

 
497,425

 

 

4.15% Senior Notes, due 2024
 
742,957

 
727,350

 

 

4.7% Senior Notes, due 2028
 
1,239,657

 
1,179,625