XML 67 R63.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2
Accrued Professional Liabilities - Schedule of Accrued Professional Liability (Detail) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Payables and Accruals [Abstract]      
Balance at beginning of year $ 243,991 $ 250,187 $ 202,052
Assumed liabilities through acquisition 0 1,276 20,716
Provision (adjustment) for losses related to Current year 57,495 34,483 41,291
Provision (adjustment) for losses related to Prior years 23,191 10,299 9,983
Total provision for losses 80,686 44,782 51,274
Claim payments related to Current year (3,044) (555) (712)
Claim payments related to Prior years (49,873) (51,699) (23,143)
Total payments (52,917) (52,254) (23,855)
Balance at end of year $ 271,760 $ 243,991 $ 250,187