Quarterly report pursuant to Section 13 or 15(d)

Leases - Schedule of Lease Expense (Details)

v3.19.2
Leases - Schedule of Lease Expense (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2019
Jun. 30, 2019
Leases [Abstract]    
Operating lease expense $ 5,405 $ 11,420
Short-term lease expense 148 362
Amortization of right-of-use assets 288 486
Interest on lease liabilities 41 80
Total lease expense $ 5,882 $ 12,348