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Note 9 - Interest Rate Swaps (Tables)
9 Months Ended
Sep. 30, 2021
Notes Tables  
Schedule of Derivative Instruments [Table Text Block]
   

Entry

 

Effective

 

Maturity

 

Notional

 

Settlement

 

Settlement

 

Fixed

   

Date

 

Date

 

Date(1)

 

Amount

 

Type

 

Frequency

 

Base Rate

Swap A

 

3/7/2019

 

3/11/2019

 

3/11/2029

  $ 850,000  

Receive one-month LIBOR, pay fixed

 

Monthly

 

2.65%

Swap B

 

3/6/2019

 

6/15/2020

 

2/28/2029

    350,000  

Receive one-month LIBOR, pay fixed

 

Monthly

 

2.74%

Total

  $ 1,200,000            
Schedule of Cash Flow Hedging Instruments, Statements of Financial Performance and Financial Position, Location [Table Text Block]
   

September 30, 2021

   

December 31, 2020

 

Liabilities:

               

Current portion:

               

Accounts payable and accrued liabilities

  $ 30,596     $ 30,646  

Noncurrent portion:

               

Interest rate swap liability

  $ 89,970     $ 155,357  

Total

  $ 120,566     $ 186,003  
                 

Stockholders’ Equity:

               

Accumulated other comprehensive loss

  $ 91,148     $ 140,090  
   

Three Months Ended September 30,

   

Nine Months Ended September 30,

 
   

2021

   

2020

   

2021

   

2020

 

Interest expense

  $ 7,920     $ 7,702     $ 23,371     $ 14,750  
                                 

Unrealized (gain) loss on cash flow hedges, gross

  $ (12,867 )   $ (7,610 )   $ (65,436 )   $ 117,262  

Less: Tax effect

    3,364       1,806       16,494       (28,975 )

Unrealized (gain) loss on cash flow hedges, net of tax

  $ (9,503 )   $ (5,804 )   $ (48,942 )   $ 88,287