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Sale of Assets - Additional Information (Detail)
$ in Thousands
12 Months Ended
Oct. 11, 2018
USD ($)
a
Jan. 11, 2018
USD ($)
Jun. 30, 2019
USD ($)
Jun. 30, 2018
USD ($)
Sale of Assets [Line Items]        
Proceeds from sale     $ 6,899 $ 0
Pre-tax gain on the sale of property     455 194
Carmichael's Cashway Pharmacy, Inc [Member]        
Sale of Assets [Line Items]        
Proceeds from sale   $ 410    
Pre-tax gain on the sale of property       $ 183
Medical Office Building And Undeveloped Land [Member]        
Sale of Assets [Line Items]        
Undeveloped land sold | a 2      
Proceeds from sale $ 935      
Pre-tax gain on the sale of property     $ 452