XML 62 R48.htm IDEA: XBRL DOCUMENT v3.8.0.1
FINANCIAL INSTRUMENTS - Interest Rate Risk Management (Details)
$ in Thousands
1 Months Ended 3 Months Ended 9 Months Ended 12 Months Ended
Apr. 30, 2017
USD ($)
item
Jun. 30, 2017
USD ($)
Sep. 30, 2017
USD ($)
item
Dec. 31, 2016
item
May 02, 2016
item
Early adoption | ASU 2017-12          
Interest Rate Swap Agreements          
Reversal of cumulative ineffectiveness     $ 2,600    
Interest rate swap          
Interest Rate Swap Agreements          
Number of interest rate swap transactions | item         6
Number of swap agreements with payment dates modified | item 6        
Payment received from swap counterparties   $ 18,200      
Interest rate swap | Cash flow hedges          
Interest Rate Swap Agreements          
Fair market value of revised swaps $ 0        
Amounts in accumulated other comprehensive income expected to be reclassified into earings in the coming 12 months     $ 1,100    
Interest rate swap | Cash flow hedges | Minimum          
Interest Rate Swap Agreements          
Swap offsetting percentage of hedged interest payments     80.00%    
Interest rate swap | Cash flow hedges | Maximum          
Interest Rate Swap Agreements          
Hedge effectiveness (as a percent)     125.00%    
Refinancing Facility          
Interest Rate Swap Agreements          
Percentage of fixed interest rate on aggregate variable interest rate borrowings     35.00%    
Refinancing Facility | Interest rate swap          
Interest Rate Swap Agreements          
Number of interest rate swap transactions | item     2    
Number of swap agreements with payment dates modified | item       2  
Refinancing Facility One | Interest rate swap | Cash flow hedges          
Interest Rate Swap Agreements          
Initial aggregate notional amount     $ 88,041    
Derivative, Fixed Interest Rate     1.66%    
Refinancing Facility Two | Interest rate swap | Cash flow hedges          
Interest Rate Swap Agreements          
Initial aggregate notional amount     $ 22,010    
Derivative, Fixed Interest Rate     1.648%    
Korean Export Credit Facility | Minimum          
Interest Rate Swap Agreements          
Percentage of fixed interest rate on aggregate variable interest rate borrowings     74.00%    
Korean Export Credit Facility | Maximum          
Interest Rate Swap Agreements          
Percentage of fixed interest rate on aggregate variable interest rate borrowings     80.00%    
Korean Export Credit Facility | Interest rate swap          
Interest Rate Swap Agreements          
Number of interest rate swap transactions | item     3    
Korean Export Credit Facility | Interest rate swap | Cash flow hedges          
Interest Rate Swap Agreements          
Number of interest rate swap transactions | item     3    
Initial aggregate notional amount     $ 599,700    
Maximum aggregate notional amount     610,000    
Korean Export Credit Facility One | Interest rate swap | Cash flow hedges          
Interest Rate Swap Agreements          
Initial aggregate notional amount     $ 462,400    
Derivative, Fixed Interest Rate     1.838%    
Korean Export Credit Facility Two | Interest rate swap | Cash flow hedges          
Interest Rate Swap Agreements          
Initial aggregate notional amount     $ 86,700    
Derivative, Fixed Interest Rate     1.8645%    
Korean Export Credit Facility Three | Interest rate swap | Cash flow hedges          
Interest Rate Swap Agreements          
Initial aggregate notional amount     $ 28,900    
Derivative, Fixed Interest Rate     1.818%    
Sinosure Credit Facility          
Interest Rate Swap Agreements          
Percentage of fixed interest rate on aggregate variable interest rate borrowings     100.00%    
Sinosure Credit Facility | Interest rate swap | Cash flow hedges          
Interest Rate Swap Agreements          
Initial aggregate notional amount     $ 322,758    
Derivative, Fixed Interest Rate     2.047%