Leases (Other Supplementary Data) (Details) $ in Thousands	3 Months Ended	6 Months Ended
	Jun. 30, 2019 USD ($)	Jun. 30, 2019 USD ($)
Cash paid for amounts included in the measurement of lease liabilities
Operating cash flows from operating leases	$ 5,298	$ 10,501
Operating cash flows from finance leases	11	24
Financing cash flows from finance leases	108	223
Financing cash flows from failed sale leaseback	298	596
Right-of-use assets obtained in exchange for lease obligations:
Operating leases	$ 8,023	$ 15,223
Weighted Average Remaining Lease Term (in years)
Operating leases	7 years 9 months 18 days	7 years 9 months 18 days
Finance leases	2 years 1 month 2 days	2 years 1 month 2 days
Weighted Average Discount Rate
Operating leases	7.50%	7.50%
Finance leases	7.50%	7.50%