Quarterly report pursuant to Section 13 or 15(d)

Leases (Narrative) (Details)

v3.19.2
Leases (Narrative) (Details)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2019
USD ($)
Jun. 30, 2019
USD ($)
Lessee, Lease, Description [Line Items]    
Term of contract (up to) 20 years 20 years
Option to terminate, term   90 days
Operating lease, cost $ 4,377 $ 8,495
Weighted average remaining lease term 8 years 10 months 24 days 8 years 10 months 24 days
Weighted average discount rate, percent 6.30% 6.30%
Operating cash flows from operating leases $ 4,730 $ 9,386
Minimum    
Lessee, Lease, Description [Line Items]    
Remaining lease term   1 year
Lease not yet commenced, term of contract 1 year 1 year
Maximum    
Lessee, Lease, Description [Line Items]    
Remaining lease term   14 years
Lease not yet commenced, term of contract 3 years 3 years