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Business Operations - Additional Information (Detail)
$ in Thousands
3 Months Ended 9 Months Ended
May 17, 2019
USD ($)
Dec. 13, 2018
shares
Mar. 31, 2019
USD ($)
Mar. 31, 2018
USD ($)
Mar. 31, 2019
USD ($)
Segment
Bed
Service
shares
Mar. 31, 2018
USD ($)
Nov. 29, 2018
shares
Business And Organization [Line Items]              
Number of segments | Segment         2    
Proceeds from sale         $ 6,899 $ 0  
Pre-tax gain on the sale     $ 2,136 $ (3) $ 2,136 $ (9)  
Number of shares authorized to be repurchased | shares             750,000
Stock repurchased during period, shares | shares   300,000     359,959    
Parkside [Member]              
Business And Organization [Line Items]              
Proceeds from sale $ 7,300            
Pre-tax gain on the sale $ 2,136            
Healthcare Services Segment [Member] | Community Hospital [Member]              
Business And Organization [Line Items]              
Number of licensed-bed owned and operated by a subsidiary | Bed         84    
Healthcare Services Segment [Member] | Nursing Home [Member] | Mississippi [Member]              
Business And Organization [Line Items]              
Number of bed in nursing home owned and operated by subsidiary | Bed         66    
Pharmacy Segment [Member] | Louisiana [Member]              
Business And Organization [Line Items]              
Number of material service lines | Service         4