Lease Cash Flow (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2019 USD ($)
Supplemental Cash Flow Disclosures [Line Items]
Operating Lease, Payments	$ 12,414
Finance Lease, Interest Payment on Liability	108
Finance Lease, Principal Payments	409
Total Cash flow leases	12,931
New ROU assets	10,708
New Finance Lease Assets	37
Total New Lease Assets	$ 10,745