XML 56 R45.htm IDEA: XBRL DOCUMENT v3.19.2
Commitments and Contingencies - Additional Information (Detail) - USD ($)
Jun. 30, 2019
Mar. 31, 2019
Credit Agreement | Line of Credit    
Loss Contingencies [Line Items]    
Credit facility (up to)   $ 100,000,000
Borrowings outstanding $ 0  
Jessica Gentry    
Loss Contingencies [Line Items]    
Loss contingency 0  
Shari Dorff    
Loss Contingencies [Line Items]    
Loss contingency $ 0