Leases - Supplemental Balance Sheet Information Related to Leases (Details) $ in Thousands	Jun. 30, 2019 USD ($)
Operating leases:
Operating lease ROU assets	$ 63,919
Current operating lease liabilities	12,268
Noncurrent operating lease liabilities	33,506
Total operating lease liabilities	45,774
Finance leases:
Finance lease ROU assets	3,396
Accumulated amortization	(1,436)
Finance lease ROU assets, net	1,960
Current finance lease liabilities	941
Non-current finance lease liabilities	593
Total finance lease liabilities	$ 1,534
Weighted average remaining lease term (in years):
Operating leases	4 years 9 months 18 days
Finance leases	1 year 8 months 12 days
Weighted average discount rate:
Operating leases	3.80%
Finance leases	3.60%