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Note 15 - Leases (Tables)

6 Months Ended

Sep. 30, 2023

Notes Tables

Assets And Liabilities Lessee [Table Text Block]

		September 30, 2023				March 31, 2023
Leases:
Right-of-use assets - Financing		$	-				1
Right-of-use assets - Operating			2,493				2,857
Total right-of-use assets			2,493				2,858
Lease liabilities - ST Financing		$	-				1
Lease liabilities - ST Operating			696				807
Lease liabilities - LT Operating			1,929				2,184
Total lease liabilities		$	2,625				2,992
Weighted-average remaining lease term			3.7 years				3.95 years
Weighted-average discount rate			8.48	%			6.46	%

Lease, Cost [Table Text Block]

		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

		Three Months Ended				Six Months Ended
		September 30, 2022				September 30, 2022
Operating Leases:
Operating lease costs - fixed		$	262			$	504
Operating lease costs - variable			41				76
Short-term lease costs			30				61
Total lease costs		$	333			$	641

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

		Leases
Year ending March 31,
2024		$	472
2025			803
2026			755
2027			614
2028			392
Thereafter			15
Total minimum lease payments			3,051
Less: interest			(426	)
Present value of lease liabilities		$	2,625

X

- Definition

Tabular disclosure of lessee's assets and liabilities.

+ References

No definition available.

+ Details

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Namespace Prefix:	amsc_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
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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