Intangible Assets (Tables)

6 Months Ended

Jun. 30, 2023

Intangible Assets, Net (Excluding Goodwill) [Abstract]

Schedule of Components of Intangible Assets

The following table summarizes the components of our intangible assets at the dates indicated:

	June 30, 2023						December 31, 2022
	Gross Carrying Amount		Accumulated Amortization		Carrying Value		Gross Carrying Amount		Accumulated Amortization		Carrying Value
Offshore pipeline contract intangibles	158,101		65,876		92,225		158,101		61,715		96,386
Other	61,789		15,734		46,055		45,191		14,257		30,934
Total	$	219,890	$	81,610	$	138,280	$	203,292	$	75,972	$	127,320

Schedule of Amortization Expense

Our amortization of intangible assets for the periods presented was as follows:

	Three Months Ended June 30,				Six Months Ended June 30,
	2023		2022		2023		2022
Amortization of intangible assets	$	2,973	$	2,577	$	5,678	$	5,165

Schedule of Expected Amortization Expense

We estimate that our amortization expense for the next five years will be as follows:

Remainder of	2023	$	7,071
	2024	13,907
	2025	13,646
	2026	13,334
	2027	12,887