v3.19.2
Leases (Details 2)
Jun. 30, 2019
Weighted average remaining lease terms and discount rate [Abstract]  
Weighted average remaining lease terms, Operating leases 3 years 3 months 19 days
Weighted average remaining lease terms, Finance leases 3 years 2 months 12 days
Weighted average discount rate, Operating leases 4.90%
Weighted average discount rate, Finance leases 6.70%