XML 40 R30.htm IDEA: XBRL DOCUMENT v3.22.1
Post Retirement Benefits (Tables)
3 Months Ended
Mar. 31, 2022
Retirement Benefits [Abstract]  
Schedule of Post Retirement Benefit Plans
The components of expense for the Company’s post-retirement benefit plans are as follows (in thousands):
Three months ended
March 31,
20222021
Pension expense:
Multi-employer plan
$207 $189 
Defined contribution plan
365 302 
Total pension expense572 491 
Health and life insurance:
Interest cost
50 41 
Amortization of prior service credits(124)(124)
Amortization of net loss
43 43 
Net periodic benefit credit(31)(40)
Total post-retirement benefits expense$541 $451