XML 71 R94.htm IDEA: XBRL DOCUMENT v3.20.1
Benefit Plans (Schedule Of Net Benefit Costs) (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Benefit Plans [Abstract]    
Service cost $ 325 $ 361
Interest cost 631 553
Expected return on plan assets (1,087) (1,120)
Recognized net actuarial loss 552 705
Total pension expense 421 499
Total pension expense $ 421 $ 499