XML 59 R75.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2
Employee Benefits - Schedule of Insurance Receivable for Claims (Detail) - USD ($)
$ in Thousands
Dec. 31, 2019
Dec. 31, 2018
Workers' Compensation [Member]    
Malpractice Insurance [Line Items]    
Included in other non-current assets $ 2,098 $ 1,888