XML 64 R54.htm IDEA: XBRL DOCUMENT v3.19.2
Leases - Operating Lease Expense, Operating Lease Cash Flows and Supplemental Cash Flow Information (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2019
Jun. 30, 2019
Lessee, Lease, Description [Line Items]    
Operating lease expense $ 1,768 $ 3,492
Operating cash outflows from operating leases 1,579 3,094
Operating lease right-of-use assets obtained in exchange for lease obligations 0 1,524
Cost of sales    
Lessee, Lease, Description [Line Items]    
Operating lease expense 612 1,204
Selling, general and administrative expenses    
Lessee, Lease, Description [Line Items]    
Operating lease expense $ 1,156 $ 2,288