Retirement Plans (Tables)

6 Months Ended

Jun. 30, 2022

Retirement Plans [Abstract]

Schedule Of Expenses For Retirement, Profit-Sharing Plans, Excess Benefit Plans And Other Similar Plans

Three months ended June 30,				Six months ended June 30,
2022		2021		2022		2021
$	639	$	7,904	$	3,556	$	16,603