XML 122 R108.htm IDEA: XBRL DOCUMENT v3.22.0.1
PENSION, PROFIT SHARING, AND OTHER EMPLOYEE BENEFIT PLANS - Pension Plan Weighted Average Allocations (Detail)
Dec. 31, 2021
Dec. 31, 2020
Defined Benefit Plan Disclosure [Line Items]    
Total pension plan assets 100.00% 100.00%
Equity Securities    
Defined Benefit Plan Disclosure [Line Items]    
Total pension plan assets 11.50% 11.60%
Mutual Fund    
Defined Benefit Plan Disclosure [Line Items]    
Total pension plan assets 88.50% 88.40%