Leases - Supplemental Balance Sheet Information (Details) $ in Thousands	Sep. 30, 2019 USD ($)
Operating Leases
Right-of-use Assets	$ 19,647
Liabilities
Short-term lease liabilities	7,625
Long-term lease liabilities	14,105
Total Lease Liabilities	21,730
Finance Leases
Right-of-use Assets	1,037
Liabilities
Short-term lease liabilities	423
Long-term lease liabilities	473
Total Lease Liabilities	896
Total
Right-of-use Assets	20,684
Liabilities
Short-term lease liabilities	8,048
Long-term lease liabilities	14,578
Total Lease Liabilities	$ 22,626