XML 17 R6.htm IDEA: XBRL DOCUMENT v3.21.2
Condensed Consolidated Statements of Stockholders' Equity (Unaudited) (Parentheticals) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
AOCI Attributable to Parent [Member]        
Unrealized gain (loss) on interest rate swaps, tax $ (930) $ (1,215) $ 4,136 $ (6,556)