XML 18 R9.htm IDEA: XBRL DOCUMENT v3.22.2
Consolidated Statements Of Cash Flows (Parenthetical) - USD ($)
$ in Thousands
6 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Statement of Cash Flows [Abstract]    
Deferred tax benefit (provision) related to unrealized loss (gain) on investments $ 835 $ 140
Adjustments to postretirement benefits obligation, net of deferred tax benefit $ (44) $ 0