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Note 17 - Leases (Tables)

6 Months Ended

Sep. 30, 2024

Notes Tables

Assets And Liabilities Lessee [Table Text Block]

		September 30, 2024				March 31, 2024
Leases:
Right-of-use assets – Operating		$	3,744			$	2,557
Total right-of-use assets			3,744				2,557
Lease liabilities – ST Operating		$	555			$	716
Lease liabilities – LT Operating			2,814				1,968
Total lease liabilities		$	3,369			$	2,684
Weighted-average remaining lease term			5.33				3.49
Weighted-average discount rate			14.84	%			9.83	%

Lease, Cost [Table Text Block]

		Three Months Ended				Six Months Ended
		September 30, 2024				September 30, 2024
Operating Leases:
Operating lease costs – fixed		$	336			$	645
Operating lease costs – variable			45				91
Short-term lease costs			39				78
Total lease costs		$	420			$	814

		Three Months Ended				Six Months Ended
		September 30, 2023				September 30, 2023
Operating Leases:
Operating lease costs – fixed		$	255			$	514
Operating lease costs – variable			40				79
Short-term lease costs			37				74
Total lease costs		$	332			$	667

Lessee, Operating Lease, Liability, to be Paid, Maturity [Table Text Block]

		Leases
Year ending March 31,
2025		$	321
2026			1,113
2027			1,164
2028			805
2029			385
Thereafter			1,497
Total minimum lease payments			5,285
Less: interest			(1,916	)
Present value of lease liabilities		$	3,369

X

- Definition

Tabular disclosure of lessee's assets and liabilities.

+ References

No definition available.

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Namespace Prefix:	amsc_
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X

- Definition

Tabular disclosure of lessee's lease cost. Includes, but is not limited to, interest expense for finance lease, amortization of right-of-use asset for finance lease, operating lease cost, short-term lease cost, variable lease cost and sublease income.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 4
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478964/842-20-50-4

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X

- Definition

Tabular disclosure of undiscounted cash flows of lessee's operating lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to operating lease liability recognized in statement of financial position.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 6
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478964/842-20-50-6

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- References

No definition available.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration