Fixed Assets and Asset Retirement Obligations (Tables)

12 Months Ended

Dec. 31, 2020

Fixed Assets And Asset Retirement Obligations [Abstract]

Schedule of Fixed Assets

Fixed assets consisted of the following:

	December 31,
	2020		2019
Crude oil pipelines and natural gas pipelines and related assets	$	2,811,030	$	2,891,489
Alkali facilities, machinery, and equipment	622,598		591,547
Onshore facilities, machinery, and equipment	267,810		640,376
Transportation equipment	19,470		19,864
Marine vessels	998,553		979,171
Land, buildings and improvements	219,382		238,451
Office equipment, furniture and fixtures	22,001		22,645
Construction in progress	170,740		115,162
Other	41,891		41,891
Fixed assets, at cost	5,173,475		5,540,596
Less: Accumulated depreciation	(1,322,141)		(1,246,121)
Net fixed assets	$	3,851,334	$	4,294,475

Schedule of Mineral Leaseholds

Mineral Leaseholds

Our Mineral Leaseholds, relating to our acquired Alkali Business, consist of the following:

	December 31, 2020		December 31, 2019
Mineral leaseholds	$	566,019	$	566,019
Less: Accumulated depletion	(13,444)		(10,194)
Mineral leaseholds, net	$	552,575	$	555,825

Schedule of Change in Asset Retirement Obligation

A reconciliation of our liability for asset retirement obligations is as follows:

December 31, 2018	$	239,865
Accretion expense	9,402
Revisions in timing and estimated costs of AROs	(20,529)
Settlements	(53,657)
December 31, 2019	175,081
Accretion expense	9,131
Revisions in timing and estimated costs of AROs	5,792
Settlements	(13,152)
December 31, 2020	$	176,852

Schedule of Forecast or Accretion Expense to Asset Retirement Obligations

With respect to our AROs, the following table presents our forecast of accretion expense for the periods indicated:

2021	$	10,058
2022	$	9,384
2023	$	9,128
2024	$	9,783
2025	$	10,487