XML 76 R65.htm IDEA: XBRL DOCUMENT v3.21.2
Financial Instruments (Narrative) (Details) - USD ($)
$ in Thousands
1 Months Ended 3 Months Ended 6 Months Ended
Oct. 31, 2018
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Dec. 31, 2020
Dec. 31, 2017
Fair Value Off Balance Sheet Risks Disclosure Information [Line Items]              
Unrealized (gain) loss on derivative, net of tax   $ 637 $ (264) $ 1,582 $ (4,358)    
Interest rate swap expiration       2018-10      
Interest Rate Swap [Member]              
Fair Value Off Balance Sheet Risks Disclosure Information [Line Items]              
Interest rate swap notional amount   $ 133,100   $ 133,100   $ 136,900 $ 155,300
Fixed interest rate   2.928%   2.928%     1.4935%
Fair value of interest rate swap   $ 6,900   $ 6,900   $ 9,000  
Unrealized gain on interest rate swap       2,100      
Unrealized (gain) loss on derivative, net of tax       $ 1,600      
Gain on contract termination $ 3,500