Leases (Details Textuals) $ in Thousands	3 Months Ended	6 Months Ended
	Jun. 30, 2019 USD ($)	Jun. 30, 2019 USD ($)
Lessee, Lease, Description [Line Items]
Operating Lease, Cost	$ 2,888	$ 5,793
Operating Lease, Payments	2,762	5,570
Additional operating leases	$ 16,000	$ 16,000
Minimum
Lessee, Lease, Description [Line Items]
Operating lease terms	1 year	1 year
Additional operating lease terms	3 years	3 years
Maximum
Lessee, Lease, Description [Line Items]
Operating lease terms	43 years	43 years
Additional operating lease terms	6 years	6 years