v3.26.1
Intangible Assets (Tables)
 12 Months Ended
Mar. 31, 2026
Intangible Assets, Net (Excluding Goodwill) [Abstract]  
Schedule of finite-lived intangible assets
Our intangible assets consist of the following at the dates indicated:
March 31, 2026March 31, 2025
DescriptionWeighted
Average
Remaining
Useful Life		Gross Carrying
Amount		Accumulated
Amortization		NetGross Carrying
Amount		Accumulated
Amortization		Net
(in years)(in thousands)
Customer relationships17.2$857,903 $(304,877)$553,026 $857,903 $(264,675)$593,228 
Customer commitments18.3192,000 (51,840)140,160 192,000 (44,160)147,840 
Rights-of-way and easements25.5111,980 (28,367)83,613 99,964 (21,645)78,319 
Executory contracts and other agreements23.019,324 (4,654)14,670 19,973 (5,106)14,867 
Debt issuance costs (1)2.913,895 (254)13,641 21,841 (4,748)17,093 
Total$1,195,102 $(389,992)$805,110 $1,191,681 $(340,334)$851,347 
(1)    Includes debt issuance costs related to the ABL Facility (as defined herein). Debt issuance costs related to the fixed-rate notes, 2026 Term Loan B (as defined herein) and 2024 Term Loan B (as defined herein) are reported as a reduction of the carrying amount of long-term debt.

Amounts in the table above do not include assets classified as either held for sale or discontinued operations within our March 31, 2025 consolidated balance sheet (see Note 18).
Schedule of amortization expense
Amortization expense is as follows for the periods indicated:
Year Ended March 31,
Recorded In202620252024
(in thousands)
Depreciation and amortization$54,657 $55,873 $67,572 
Cost of sales-service1,068 — — 
Cost of sales-product— 257 — 
Interest expense 4,596 4,142 5,541 
Operating expenses247 247 247 
Total$60,568 $60,519 $73,360 

Amounts in the table above do not include amortization expense related to our refined products and biodiesel businesses, as these amounts have been classified within discontinued operations within our consolidated statements of operations (see Note 18).
Schedule of expected amortization of intangible assets
The following table summarizes expected amortization of our intangible assets at March 31, 2026 (in thousands):
Year Ending March 31, 
2027$63,582 
202855,333 
202952,006 
203044,558 
203143,809 
Thereafter545,822 
Total$805,110