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Hedging Activities (Tables)
 12 Months Ended
Dec. 31, 2020
General Discussion Of Derivative Instruments And Hedging Activities [Abstract]  
Scheudule of fair values of the Company''s derivative instruments, Level 2 measurements [Table Text Block]
Fair Value
Consolidated Balance Sheet
December 31,
Location
2020
2019
Derivatives designated as cash flow hedges:
Interest rate swaps
Other non-current liabilities
$
4,672
$
415
$
4,672
$
415
December 31,
2020
2019
Derivatives designated as cash flow hedges:
Interest rate swaps
AOCI
$
3,598
$
320
$
3,598
$
320
For the Years
 
Ended
December 31,
2020
2019
2018
Amount and location of (expense) income reclassified
 
from AOCI into (expense) income (Effective Portion)
Interest expense, net
$
(1,754)
$
29
$
—