XML 20 R6.htm IDEA: XBRL DOCUMENT v3.22.0.1
CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (Parentheticals) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Stockholders' Equity Parenthetical [Abstract]      
Benefit plan adjustments, tax $ 13,043 $ 2,891 $ (2,943)