{"cik":880807,"taxonomy":"us-gaap","tag":"AmortizationOfIntangibleAssets","label":"Amortization of Intangible Assets","description":"The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.","entityName":"American Superconductor Corporation","units":{"USD":[{"start":"2008-04-01","end":"2009-03-31","val":1848000,"accn":"0000950123-11-086249","fy":2010,"fp":"FY","form":"10-K","filed":"2011-09-23"},{"start":"2008-04-01","end":"2009-03-31","val":1848000,"accn":"0001193125-12-162694","fy":0,"fp":"","form":"8-K","filed":"2012-04-13","frame":"CY2008"},{"start":"2009-04-01","end":"2009-06-30","val":445000,"accn":"0000950123-10-073426","fy":2010,"fp":"Q1","form":"10-Q","filed":"2010-08-05","frame":"CY2009Q2"},{"start":"2009-04-01","end":"2009-09-30","val":905000,"accn":"0000950123-10-101009","fy":2010,"fp":"Q2","form":"10-Q","filed":"2010-11-04"},{"start":"2009-04-01","end":"2009-09-30","val":905000,"accn":"0000950123-11-086247","fy":2009,"fp":"Q2","form":"10-Q/A","filed":"2011-09-23"},{"start":"2009-07-01","end":"2009-09-30","val":460000,"accn":"0000950123-10-101009","fy":2010,"fp":"Q2","form":"10-Q","filed":"2010-11-04"},{"start":"2009-07-01","end":"2009-09-30","val":460000,"accn":"0000950123-11-086247","fy":2009,"fp":"Q2","form":"10-Q/A","filed":"2011-09-23","frame":"CY2009Q3"},{"start":"2009-04-01","end":"2009-12-31","val":1378000,"accn":"0000950123-11-008765","fy":2010,"fp":"Q3","form":"10-Q","filed":"2011-02-03"},{"start":"2009-04-01","end":"2009-12-31","val":1378000,"accn":"0000950123-11-086248","fy":2009,"fp":"Q3","form":"10-Q/A","filed":"2011-09-23"},{"start":"2009-10-01","end":"2009-12-31","val":473000,"accn":"0000950123-11-008765","fy":2010,"fp":"Q3","form":"10-Q","filed":"2011-02-03"},{"start":"2009-10-01","end":"2009-12-31","val":473000,"accn":"0000950123-11-086248","fy":2009,"fp":"Q3","form":"10-Q/A","filed":"2011-09-23","frame":"CY2009Q4"},{"start":"2009-04-01","end":"2010-03-31","val":1827000,"accn":"0000950123-11-086249","fy":2010,"fp":"FY","form":"10-K","filed":"2011-09-23"},{"start":"2009-04-01","end":"2010-03-31","val":1827000,"accn":"0001193125-12-162694","fy":0,"fp":"","form":"8-K","filed":"2012-04-13"},{"start":"2009-04-01","end":"2010-03-31","val":1827000,"accn":"0001193125-12-261967","fy":2011,"fp":"FY","form":"10-K","filed":"2012-06-06","frame":"CY2009"},{"start":"2010-04-01","end":"2010-06-30","val":386000,"accn":"0000950123-10-073426","fy":2010,"fp":"Q1","form":"10-Q","filed":"2010-08-05"},{"start":"2010-04-01","end":"2010-06-30","val":386000,"accn":"0000950123-11-086250","fy":2011,"fp":"Q1","form":"10-Q","filed":"2011-09-23","frame":"CY2010Q2"},{"start":"2010-04-01","end":"2010-09-30","val":762000,"accn":"0000950123-10-101009","fy":2010,"fp":"Q2","form":"10-Q","filed":"2010-11-04"},{"start":"2010-04-01","end":"2010-09-30","val":762000,"accn":"0000950123-11-096966","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":374000,"accn":"0000950123-10-101009","fy":2010,"fp":"Q2","form":"10-Q","filed":"2010-11-04"},{"start":"2010-07-01","end":"2010-09-30","val":374000,"accn":"0000950123-11-096966","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-04-01","end":"2010-12-31","val":1154000,"accn":"0000950123-11-008765","fy":2010,"fp":"Q3","form":"10-Q","filed":"2011-02-03"},{"start":"2010-04-01","end":"2010-12-31","val":1154000,"accn":"0001193125-12-048929","fy":2011,"fp":"Q3","form":"10-Q","filed":"2012-02-09"},{"start":"2010-10-01","end":"2010-12-31","val":393000,"accn":"0000950123-11-008765","fy":2010,"fp":"Q3","form":"10-Q","filed":"2011-02-03"},{"start":"2010-10-01","end":"2010-12-31","val":393000,"accn":"0001193125-12-048929","fy":2011,"fp":"Q3","form":"10-Q","filed":"2012-02-09","frame":"CY2010Q4"},{"start":"2010-04-01","end":"2011-03-31","val":1549000,"accn":"0000950123-11-086249","fy":2010,"fp":"FY","form":"10-K","filed":"2011-09-23"},{"start":"2010-04-01","end":"2011-03-31","val":1549000,"accn":"0001193125-12-162694","fy":0,"fp":"","form":"8-K","filed":"2012-04-13"},{"start":"2010-04-01","end":"2011-03-31","val":1549000,"accn":"0001193125-12-261967","fy":2011,"fp":"FY","form":"10-K","filed":"2012-06-06"},{"start":"2010-04-01","end":"2011-03-31","val":2900000,"accn":"0001193125-13-258762","fy":2012,"fp":"FY","form":"10-K","filed":"2013-06-14","frame":"CY2010"},{"start":"2011-04-01","end":"2011-06-30","val":304000,"accn":"0000950123-11-086250","fy":2011,"fp":"Q1","form":"10-Q","filed":"2011-09-23"},{"start":"2011-04-01","end":"2011-06-30","val":304000,"accn":"0001193125-12-334096","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-08-03","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-09-30","val":604000,"accn":"0000950123-11-096966","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-11-09"},{"start":"2011-04-01","end":"2011-09-30","val":604000,"accn":"0001193125-12-454266","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-11-06"},{"start":"2011-07-01","end":"2011-09-30","val":300000,"accn":"0000950123-11-096966","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":300000,"accn":"0001193125-12-454266","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-11-06","frame":"CY2011Q3"},{"start":"2011-04-01","end":"2011-12-31","val":891000,"accn":"0001193125-12-048929","fy":2011,"fp":"Q3","form":"10-Q","filed":"2012-02-09"},{"start":"2011-04-01","end":"2011-12-31","val":891000,"accn":"0001193125-13-048834","fy":2012,"fp":"Q3","form":"10-Q","filed":"2013-02-11"},{"start":"2011-10-01","end":"2011-12-31","val":287000,"accn":"0001193125-12-048929","fy":2011,"fp":"Q3","form":"10-Q","filed":"2012-02-09"},{"start":"2011-10-01","end":"2011-12-31","val":287000,"accn":"0001193125-13-048834","fy":2012,"fp":"Q3","form":"10-Q","filed":"2013-02-11","frame":"CY2011Q4"},{"start":"2011-04-01","end":"2012-03-31","val":972000,"accn":"0001193125-12-261967","fy":2011,"fp":"FY","form":"10-K","filed":"2012-06-06"},{"start":"2011-04-01","end":"2012-03-31","val":2600000,"accn":"0001193125-13-258762","fy":2012,"fp":"FY","form":"10-K","filed":"2013-06-14"},{"start":"2011-04-01","end":"2012-03-31","val":2600000,"accn":"0001564590-14-002420","fy":2013,"fp":"FY","form":"10-K","filed":"2014-06-05","frame":"CY2011"},{"start":"2012-04-01","end":"2012-06-30","val":81000,"accn":"0001193125-12-334096","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-08-03","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-09-30","val":161000,"accn":"0001193125-12-454266","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-11-06"},{"start":"2012-07-01","end":"2012-09-30","val":80000,"accn":"0001193125-12-454266","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-11-06","frame":"CY2012Q3"},{"start":"2012-04-01","end":"2012-12-31","val":242000,"accn":"0001193125-13-048834","fy":2012,"fp":"Q3","form":"10-Q","filed":"2013-02-11"},{"start":"2012-10-01","end":"2012-12-31","val":81000,"accn":"0001193125-13-048834","fy":2012,"fp":"Q3","form":"10-Q","filed":"2013-02-11","frame":"CY2012Q4"},{"start":"2012-04-01","end":"2013-03-31","val":900000,"accn":"0001193125-13-258762","fy":2012,"fp":"FY","form":"10-K","filed":"2013-06-14"},{"start":"2012-04-01","end":"2013-03-31","val":900000,"accn":"0001564590-14-002420","fy":2013,"fp":"FY","form":"10-K","filed":"2014-06-05","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":900000,"accn":"0001564590-15-004664","fy":2014,"fp":"FY","form":"10-K","filed":"2015-05-28","frame":"CY2013"},{"start":"2013-04-01","end":"2014-03-31","val":800000,"accn":"0001564590-14-002420","fy":2013,"fp":"FY","form":"10-K","filed":"2014-06-05"},{"start":"2013-04-01","end":"2014-03-31","val":800000,"accn":"0001564590-15-004664","fy":2014,"fp":"FY","form":"10-K","filed":"2015-05-28"},{"start":"2013-04-01","end":"2014-03-31","val":800000,"accn":"0001564590-16-020115","fy":2015,"fp":"FY","form":"10-K","filed":"2016-05-31"},{"start":"2014-04-01","end":"2015-03-31","val":600000,"accn":"0001564590-15-004664","fy":2014,"fp":"FY","form":"10-K","filed":"2015-05-28"},{"start":"2014-04-01","end":"2015-03-31","val":600000,"accn":"0001564590-16-020115","fy":2015,"fp":"FY","form":"10-K","filed":"2016-05-31"},{"start":"2014-04-01","end":"2015-03-31","val":600000,"accn":"0001628280-17-005885","fy":2016,"fp":"FY","form":"10-K","filed":"2017-05-25","frame":"CY2014"},{"start":"2015-04-01","end":"2016-03-31","val":600000,"accn":"0001564590-16-020115","fy":2015,"fp":"FY","form":"10-K","filed":"2016-05-31"},{"start":"2015-04-01","end":"2016-03-31","val":600000,"accn":"0001628280-17-005885","fy":2016,"fp":"FY","form":"10-K","filed":"2017-05-25"},{"start":"2015-04-01","end":"2016-03-31","val":600000,"accn":"0001628280-18-007644","fy":2017,"fp":"FY","form":"10-K","filed":"2018-06-06","frame":"CY2015"},{"start":"2016-04-01","end":"2017-03-31","val":600000,"accn":"0001628280-17-005885","fy":2016,"fp":"FY","form":"10-K","filed":"2017-05-25"},{"start":"2016-04-01","end":"2017-03-31","val":600000,"accn":"0001628280-18-007644","fy":2017,"fp":"FY","form":"10-K","filed":"2018-06-06","frame":"CY2016"},{"start":"2017-04-01","end":"2018-03-31","val":500000,"accn":"0001628280-18-007644","fy":2017,"fp":"FY","form":"10-K","filed":"2018-06-06"},{"start":"2017-04-01","end":"2018-03-31","val":500000,"accn":"0001437749-19-011477","fy":2018,"fp":"FY","form":"10-K","filed":"2019-06-05","frame":"CY2017"},{"start":"2018-04-01","end":"2019-03-31","val":300000,"accn":"0001437749-19-011477","fy":2018,"fp":"FY","form":"10-K","filed":"2019-06-05"},{"start":"2018-04-01","end":"2019-03-31","val":300000,"accn":"0001437749-20-012276","fy":2020,"fp":"FY","form":"10-K","filed":"2020-06-02","frame":"CY2018"},{"start":"2019-04-01","end":"2019-12-31","val":300000,"accn":"0001437749-21-001877","fy":2021,"fp":"Q3","form":"10-Q","filed":"2021-02-03"},{"start":"2019-10-01","end":"2019-12-31","val":100000,"accn":"0001437749-21-001877","fy":2021,"fp":"Q3","form":"10-Q","filed":"2021-02-03","frame":"CY2019Q4"},{"start":"2019-04-01","end":"2020-03-31","val":300000,"accn":"0001437749-20-012276","fy":2020,"fp":"FY","form":"10-K","filed":"2020-06-02"},{"start":"2019-04-01","end":"2020-03-31","val":300000,"accn":"0001437749-21-013956","fy":2021,"fp":"FY","form":"10-K","filed":"2021-06-02","frame":"CY2019"},{"start":"2020-04-01","end":"2020-06-30","val":100000,"accn":"0001437749-21-018523","fy":2022,"fp":"Q1","form":"10-Q","filed":"2021-08-04","frame":"CY2020Q2"},{"start":"2020-04-01","end":"2020-09-30","val":200000,"accn":"0001437749-21-025699","fy":2022,"fp":"Q2","form":"10-Q","filed":"2021-11-08"},{"start":"2020-07-01","end":"2020-09-30","val":100000,"accn":"0001437749-21-025699","fy":2022,"fp":"Q2","form":"10-Q","filed":"2021-11-08","frame":"CY2020Q3"},{"start":"2020-04-01","end":"2020-12-31","val":600000,"accn":"0001437749-21-001877","fy":2021,"fp":"Q3","form":"10-Q","filed":"2021-02-03"},{"start":"2020-10-01","end":"2020-12-31","val":400000,"accn":"0001437749-21-001877","fy":2021,"fp":"Q3","form":"10-Q","filed":"2021-02-03","frame":"CY2020Q4"},{"start":"2020-04-01","end":"2021-03-31","val":1200000,"accn":"0001437749-21-013956","fy":2021,"fp":"FY","form":"10-K","filed":"2021-06-02"},{"start":"2020-04-01","end":"2021-03-31","val":1200000,"accn":"0001437749-22-014035","fy":2022,"fp":"FY","form":"10-K","filed":"2022-06-01","frame":"CY2020"},{"start":"2021-04-01","end":"2021-06-30","val":600000,"accn":"0001437749-21-018523","fy":2022,"fp":"Q1","form":"10-Q","filed":"2021-08-04","frame":"CY2021Q2"},{"start":"2021-04-01","end":"2021-09-30","val":1200000,"accn":"0001437749-21-025699","fy":2022,"fp":"Q2","form":"10-Q","filed":"2021-11-08"},{"start":"2021-07-01","end":"2021-09-30","val":600000,"accn":"0001437749-21-025699","fy":2022,"fp":"Q2","form":"10-Q","filed":"2021-11-08","frame":"CY2021Q3"},{"start":"2021-04-01","end":"2022-03-31","val":2500000,"accn":"0001437749-22-014035","fy":2022,"fp":"FY","form":"10-K","filed":"2022-06-01"},{"start":"2021-04-01","end":"2022-03-31","val":2500000,"accn":"0001437749-23-016265","fy":2022,"fp":"FY","form":"10-K","filed":"2023-05-31","frame":"CY2021"},{"start":"2022-04-01","end":"2023-03-31","val":2800000,"accn":"0001437749-23-016265","fy":2022,"fp":"FY","form":"10-K","filed":"2023-05-31"},{"start":"2022-04-01","end":"2023-03-31","val":2800000,"accn":"0001437749-24-018602","fy":2024,"fp":"FY","form":"10-K","filed":"2024-05-29","frame":"CY2022"},{"start":"2023-04-01","end":"2024-03-31","val":2200000,"accn":"0001437749-24-018602","fy":2024,"fp":"FY","form":"10-K","filed":"2024-05-29"},{"start":"2023-04-01","end":"2024-03-31","val":2200000,"accn":"0001437749-25-017986","fy":2025,"fp":"FY","form":"10-K","filed":"2025-05-21","frame":"CY2023"},{"start":"2024-04-01","end":"2025-03-31","val":2400000,"accn":"0001437749-25-017986","fy":2025,"fp":"FY","form":"10-K","filed":"2025-05-21","frame":"CY2024"}]}}