Quarterly report pursuant to Section 13 or 15(d)

Leases - Components of Lease Cost (Detail)

v3.19.2
Leases - Components of Lease Cost (Detail) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2019
Jun. 30, 2019
Operating lease cost:    
Operating lease cost $ 649 $ 1,374
Short-term lease cost 200 395
Total operating lease cost 849 1,769
Finance lease cost:    
Amortization expense 84 167
Interest on lease liabilities 14 31
Total finance lease cost $ 98 $ 198