Leases - Maturities of lease liabilities (Details) $ in Thousands	Sep. 30, 2019 USD ($)
Leases [Abstract]
Less than 1 Year	$ 23,523
1-3 Years	86,017
3-5 Years	67,132
After 5 years	209,048
Less: Imputed Interest	(80,987)
Total	$ 304,733