{"cik":1409375,"company":{"entity_status":null,"filings":[{"accession":"0001193125-26-391540","document":"oesx-20260915.htm","filed":"2026-09-15","form":"8-K","items":"2.02,9.01","report_date":"2026-09-15"},{"accession":"0000897069-26-001709","document":"xslF345X06/form4.xml","filed":"2026-08-24","form":"4","items":"","report_date":"2026-08-20"},{"accession":"0000897069-26-001664","document":"xslF345X06/form4.xml","filed":"2026-08-12","form":"4","items":"","report_date":"2026-08-11"},{"accession":"0000897069-26-001661","document":"xslF345X06/form4.xml","filed":"2026-08-12","form":"4","items":"","report_date":"2026-08-11"},{"accession":"0000897069-26-001659","document":"xslF345X06/form4.xml","filed":"2026-08-12","form":"4","items":"","report_date":"2026-08-11"},{"accession":"0000897069-26-001656","document":"xslF345X06/form4.xml","filed":"2026-08-12","form":"4","items":"","report_date":"2026-08-11"},{"accession":"0000897069-26-001653","document":"xslF345X06/form4.xml","filed":"2026-08-12","form":"4","items":"","report_date":"2026-08-11"},{"accession":"0000897069-26-001650","document":"xslF345X06/form4.xml","filed":"2026-08-12","form":"4","items":"","report_date":"2026-08-11"},{"accession":"0000897069-26-001647","document":"xslF345X06/form4.xml","filed":"2026-08-12","form":"4","items":"","report_date":"2026-08-11"},{"accession":"0001193125-26-340368","document":"oesx-20260806.htm","filed":"2026-08-07","form":"8-K","items":"5.02,5.07,9.01","report_date":"2026-08-06"},{"accession":"0001193125-26-335206","document":"oesx-20260630.htm","filed":"2026-08-05","form":"10-Q","items":"","report_date":"2026-06-30"},{"accession":"0001193125-26-333810","document":"oesx-20260805.htm","filed":"2026-08-05","form":"8-K","items":"2.02,9.01","report_date":"2026-08-05"},{"accession":"0001193125-26-279460","document":"d136640ddef14a.htm","filed":"2026-06-23","form":"DEF 14A","items":"","report_date":"2026-08-06"},{"accession":"0001193125-26-257468","document":"oesx-20260331.htm","filed":"2026-06-04","form":"10-K","items":"","report_date":"2026-03-31"},{"accession":"0001193125-26-256436","document":"oesx-20260604.htm","filed":"2026-06-04","form":"8-K","items":"2.02,9.01","report_date":"2026-06-04"},{"accession":"0001193125-26-229823","document":"oesx-20260519.htm","filed":"2026-05-19","form":"8-K","items":"2.02,9.01","report_date":"2026-05-19"},{"accession":"0001193125-26-159103","document":"oesx-20260415.htm","filed":"2026-04-16","form":"8-K","items":"2.02,9.01","report_date":"2026-04-15"},{"accession":"0001193125-26-117652","document":"oesx-20260317.htm","filed":"2026-03-20","form":"8-K","items":"1.01,8.01,9.01","report_date":"2026-03-17"},{"accession":"0001193125-26-039420","document":"oesx-20251231.htm","filed":"2026-02-05","form":"10-Q","items":"","report_date":"2025-12-31"},{"accession":"0001193125-26-038471","document":"oesx-20260205.htm","filed":"2026-02-05","form":"8-K","items":"2.02,9.01","report_date":"2026-02-05"},{"accession":"0001193125-26-033633","document":"d52207d8k.htm","filed":"2026-02-02","form":"8-K","items":"1.01,7.01,9.01","report_date":"2026-01-29"},{"accession":"0001193125-26-015952","document":"oesx-20260120.htm","filed":"2026-01-20","form":"8-K","items":"2.02,9.01","report_date":"2026-01-20"},{"accession":"0001193125-25-283067","document":"d817284d8k.htm","filed":"2025-11-14","form":"8-K","items":"5.02,9.01","report_date":"2025-11-13"},{"accession":"0001193125-25-266990","document":"oesx-20250930.htm","filed":"2025-11-05","form":"10-Q","items":"","report_date":"2025-09-30"},{"accession":"0001193125-25-265689","document":"oesx-20251105.htm","filed":"2025-11-05","form":"8-K","items":"2.02,9.01","report_date":"2025-11-05"},{"accession":"0001193125-25-230223","document":"oesx-20250930.htm","filed":"2025-10-03","form":"8-K","items":"1.01,2.03,9.01","report_date":"2025-09-30"},{"accession":"0001193125-25-198397","document":"d34588d8k.htm","filed":"2025-09-08","form":"8-K","items":"3.01","report_date":"2025-09-08"},{"accession":"0001193125-25-183453","document":"d946146d8k.htm","filed":"2025-08-19","form":"8-K","items":"3.03,5.03,9.01","report_date":"2025-08-19"},{"accession":"0001193125-25-175964","document":"d10979d8k.htm","filed":"2025-08-08","form":"8-K","items":"5.07","report_date":"2025-08-07"},{"accession":"0000950170-25-104003","document":"oesx-20250630.htm","filed":"2025-08-06","form":"10-Q","items":"","report_date":"2025-06-30"},{"accession":"0000950170-25-103524","document":"oesx-20250806.htm","filed":"2025-08-06","form":"8-K","items":"2.02,9.01","report_date":"2025-08-06"},{"accession":"0001193125-25-156236","document":"d88587ddef14a.htm","filed":"2025-07-07","form":"DEF 14A","items":"","report_date":"2025-08-07"},{"accession":"0000950170-25-090385","document":"oesx-20250331.htm","filed":"2025-06-26","form":"10-K","items":"","report_date":"2025-03-31"},{"accession":"0000950170-25-090169","document":"oesx-20250626.htm","filed":"2025-06-26","form":"8-K","items":"2.02,9.01","report_date":"2025-06-26"},{"accession":"0001193125-25-134136","document":"d24497d8k.htm","filed":"2025-06-03","form":"8-K","items":"5.02,9.01","report_date":"2025-05-29"},{"accession":"0001193125-25-112876","document":"d939750d8k.htm","filed":"2025-05-05","form":"8-K","items":"5.02,9.01","report_date":"2025-05-05"},{"accession":"0001193125-25-079760","document":"d857627d8k.htm","filed":"2025-04-14","form":"8-K","items":"5.02,7.01,9.01","report_date":"2025-04-14"},{"accession":"0000950170-25-043100","document":"oesx-20250320.htm","filed":"2025-03-21","form":"8-K","items":"3.01","report_date":"2025-03-20"},{"accession":"0000950170-25-017947","document":"oesx-20241231.htm","filed":"2025-02-11","form":"10-Q","items":"","report_date":"2024-12-31"},{"accession":"0000950170-25-017455","document":"oesx-20250211.htm","filed":"2025-02-11","form":"8-K","items":"2.02,5.02,9.01","report_date":"2025-02-11"}],"former_names":[],"gleif_parents":[],"headquarters":[],"insiders":[{"accession":"0000897069-26-001709","acquired_disposed":"A","code":"P","date":"2026-08-20","derivative":false,"filed":"2026-08-24","following_shares":"11405.0","form":"4","owners":["Wishart-Smith Heather L"],"plan_10b5_1":false,"price":"18.96","security":"Common Stock","shares":"1054.0"},{"accession":"0000897069-26-001664","acquired_disposed":"A","code":"A","date":"2026-08-11","derivative":false,"filed":"2026-08-12","following_shares":"10351.0","form":"4","owners":["Wishart-Smith Heather L"],"plan_10b5_1":false,"price":"0.0","security":"Common Stock","shares":"2532.0"},{"accession":"0000897069-26-001661","acquired_disposed":"A","code":"A","date":"2026-08-11","derivative":false,"filed":"2026-08-12","following_shares":"61259.0","form":"4","owners":["Washlow Sally A."],"plan_10b5_1":false,"price":"0.0","security":"Common Stock","shares":"12000.0"},{"accession":"0000897069-26-001661","acquired_disposed":"A","code":"A","date":"2026-08-11","derivative":true,"filed":"2026-08-12","following_shares":"25000.0","form":"4","owners":["Washlow Sally A."],"plan_10b5_1":false,"price":"0.0","security":"Stock Options (right to buy)","shares":"25000.0"},{"accession":"0000897069-26-001659","acquired_disposed":"A","code":"A","date":"2026-08-11","derivative":false,"filed":"2026-08-12","following_shares":"9219.0","form":"4","owners":["Shapiro Richard A"],"plan_10b5_1":false,"price":"0.0","security":"Common Stock","shares":"2532.0"},{"accession":"0000897069-26-001656","acquired_disposed":"A","code":"A","date":"2026-08-11","derivative":false,"filed":"2026-08-12","following_shares":"35897.0","form":"4","owners":["RICHSTONE ELLEN B"],"plan_10b5_1":false,"price":"0.0","security":"Common Stock","shares":"2532.0"},{"accession":"0000897069-26-001653","acquired_disposed":"A","code":"A","date":"2026-08-11","derivative":false,"filed":"2026-08-12","following_shares":"25973.0","form":"4","owners":["Otten Anthony L."],"plan_10b5_1":false,"price":"0.0","security":"Common Stock","shares":"2532.0"},{"accession":"0000897069-26-001650","acquired_disposed":"A","code":"A","date":"2026-08-11","derivative":false,"filed":"2026-08-12","following_shares":"129678.0","form":"4","owners":["Green Scott A."],"plan_10b5_1":false,"price":"0.0","security":"Common Stock","shares":"9000.0"},{"accession":"0000897069-26-001650","acquired_disposed":"A","code":"A","date":"2026-08-11","derivative":true,"filed":"2026-08-12","following_shares":"17500.0","form":"4","owners":["Green Scott A."],"plan_10b5_1":false,"price":"0.0","security":"Stock Options (right to buy)","shares":"17500.0"},{"accession":"0000897069-26-001647","acquired_disposed":"A","code":"A","date":"2026-08-11","derivative":false,"filed":"2026-08-12","following_shares":"85263.0","form":"4","owners":["BRODIN J PER"],"plan_10b5_1":false,"price":"0.0","security":"Common Stock","shares":"9000.0"},{"accession":"0000897069-26-001647","acquired_disposed":"A","code":"A","date":"2026-08-11","derivative":true,"filed":"2026-08-12","following_shares":"17500.0","form":"4","owners":["BRODIN J PER"],"plan_10b5_1":false,"price":"0.0","security":"Stock Options (right to buy)","shares":"17500.0"}],"legal_name":null,"lei":null,"lei_status":null,"lei_updated_at":null,"names":[],"parent_exceptions":[],"parents":[],"wikidata_id":null},"research_built_at":"2026-10-21T06:11:10.683776+00:00","reviewed_events":[],"reviewed_events_coverage":"selective; not a complete event history; accounting series not reconciled","sources":[{"coverage":"8029 issuers; up to 32 recent company reports and 8 ownership-change filings per issuer","id":"sec","license":"SEC public-information reuse","license_url":"https://www.sec.gov/about/privacy-information","name":"SEC submissions","retrieved_at":"2026-10-20T06:11:47.043759+00:00","status":"ok","url":"https://www.sec.gov/search-filings/edgar-application-programming-interfaces"},{"coverage":"1663 unambiguous CIK-linked entities; coverage is incomplete","id":"wikidata","license":"CC0-1.0","license_url":"https://www.wikidata.org/wiki/Wikidata:Licensing","name":"Wikidata structured data","retrieved_at":"2026-10-15T06:12:13.268459+00:00","status":"ok","url":"https://www.wikidata.org/"},{"coverage":"1199 checked identities; 0 unavailable records","id":"gleif","license":"CC0-1.0","license_url":"https://www.gleif.org/en/meta/lei-data-terms-of-use","name":"GLEIF legal entity reference data","retrieved_at":"2026-10-15T06:13:53.192764+00:00","status":"ok","url":"https://www.gleif.org/en/lei-data/gleif-api"},{"coverage":"4 selected series; gaps remain missing","id":"fed","license":"Public domain (selected government series)","license_url":"https://www.federalreserve.gov/disclaimer.htm","name":"Federal Reserve Board H.15","retrieved_at":"2026-10-20T06:12:10.744440+00:00","status":"ok","url":"https://www.federalreserve.gov/releases/h15/"},{"coverage":"9 selected series; gaps remain missing","id":"bls","license":"Public domain","license_url":"https://www.bls.gov/opub/copyright-information.htm","name":"Bureau of Labor Statistics","retrieved_at":"2026-10-20T06:12:12.024240+00:00","status":"ok","url":"https://www.bls.gov/developers/"},{"coverage":"2026 Q3: filings in this completed quarter; not a live transaction feed","id":"insiders","license":"SEC public-information reuse","license_url":"https://www.sec.gov/about/privacy-information","name":"SEC insider transactions","retrieved_at":"2026-10-15T06:12:09.068487+00:00","status":"ok","url":"https://www.sec.gov/data-research/sec-markets-data/insider-transactions-data-sets"}]}