Leasing Arrangements - Supplemental Balance Sheet Information (Details) $ in Thousands	Sep. 30, 2019 USD ($)
Right-of-use assets, net:
Operating leases, gross	$ 24,711
Accumulated amortization	1,695
Operating leases, net	23,016
Finance leases (included in Other non-current assets), gross	70
Accumulated depreciation	15
Finance leases (included in Other non-current assets), net	55
Total Right-of-use assets, net	23,071
Lease liabilities:
Current portion of Operating lease liability	2,334
Long-term Operating lease liability	22,562
Total Operating lease liability	24,896
Current portion of Finance lease (included in Accrued expenses and other liabilities) liability	19
Long-term Finance lease (included in Pension obligations and other liabilities) liability	38
Total Finance lease liability	57
Total Lease liabilities	$ 24,953