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Leases - Narrative (Details) - USD ($)
$ in Thousands
Sep. 30, 2019
Jul. 01, 2019
Leases [Abstract]    
Operating lease, right-of-use asset $ 15,622 $ 16,142
Weighted average discount rate, percent 3.65%  
Weighted average remaining lease term 7 years 11 months 19 days