Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2018

Commitments and Contingencies Disclosure [Abstract]

Schedule of Future Minimum Rental Payments Under All Non-Cancelable Operating Leases

The future minimum rental payments under all non-cancelable operating leases as of December 31, 2018, were as follows (in thousands):

	Office Space		Transportation Equipment		Terminals and Tanks		Total
2019	$	4,197	$	27,547	$	14,298	$	46,042
2020	4,119		24,642		10,594		39,355
2021	3,298		19,536		7,840		30,674
2022	2,692		18,113		6,653		27,458
2023	961		17,290		9,378		27,629
2024 and thereafter	3,735		45,390		77,104		126,229
Total minimum lease obligations	$	19,002	$	152,518	$	125,867	$	297,387

Schedule Total Operating Lease Expense

Total operating lease expense from our continuing operations was as follows (in thousands):

Year Ended December 31, 2018	$	30,798
Year Ended December 31, 2017	$	36,933
Year Ended December 31, 2016	$	41,906