{
 "ok": true,
 "cik": "1602658",
 "ticker": "ISTR",
 "name": "Investar Holding Corporation",
 "filings": [
  {
   "form": "8-K",
   "filed": "2026-09-09",
   "items": [
    "8.01 Other Events"
   ],
   "url": "https://www.sec.gov/Archives/edgar/data/1602658/000143774926029996/0001437749-26-029996-index.htm"
  },
  {
   "form": "10-Q",
   "filed": "2026-08-06",
   "items": [],
   "url": "https://www.sec.gov/Archives/edgar/data/1602658/000143774926026348/0001437749-26-026348-index.htm"
  },
  {
   "form": "8-K",
   "filed": "2026-07-20",
   "items": [
    "2.02 Results of Operations and Financial Condition",
    "5.02 Departure or Election of Directors; Appointment of Officers",
    "9.01 Financial Statements and Exhibits"
   ],
   "url": "https://www.sec.gov/Archives/edgar/data/1602658/000143774926023812/0001437749-26-023812-index.htm"
  },
  {
   "form": "8-K",
   "filed": "2026-06-22",
   "items": [
    "4.01 Changes in Registrant's Certifying Accountant",
    "9.01 Financial Statements and Exhibits"
   ],
   "url": "https://www.sec.gov/Archives/edgar/data/1602658/000143774926021336/0001437749-26-021336-index.htm"
  },
  {
   "form": "8-K",
   "filed": "2026-05-22",
   "items": [
    "5.02 Departure or Election of Directors; Appointment of Officers",
    "5.07 Submission of Matters to a Vote of Security Holders",
    "9.01 Financial Statements and Exhibits"
   ],
   "url": "https://www.sec.gov/Archives/edgar/data/1602658/000143774926018275/0001437749-26-018275-index.htm"
  },
  {
   "form": "10-Q",
   "filed": "2026-05-08",
   "items": [],
   "url": "https://www.sec.gov/Archives/edgar/data/1602658/000143774926015924/0001437749-26-015924-index.htm"
  }
 ],
 "events12m": 14,
 "sources": {
  "facts": "https://data.sec.gov/api/xbrl/companyfacts/CIK0001602658.json",
  "filings": "https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1602658"
 },
 "license": "Figures as filed with the SEC. Card text CC BY 4.0, POPS4.",
 "notAdvice": "Reporting, not investment advice. No price targets, no buy or sell views.",
 "edgar": "🫧 Edgar looked up Investar Holding Corporation ($ISTR). Last filing: 8-K (8.01 Other Events), 2026-09-09. 14 event filings (8-K) in the past twelve months. Auditor change (8-K Item 4.01) filed 2026-06-22.",
 "auditor": {
  "changes": [
   {
    "filed": "2026-06-22",
    "url": "https://www.sec.gov/Archives/edgar/data/1602658/000143774926021336/0001437749-26-021336-index.htm"
   },
   {
    "filed": "2025-11-03",
    "url": "https://www.sec.gov/Archives/edgar/data/1602658/000143774925032815/0001437749-25-032815-index.htm"
   }
  ],
  "nonReliance": [],
  "restatedSince": null
 },
 "edgarette": "🔖 The filings carry no annual revenue line Edgarette can read (common for banks and insurers, which report income differently). Nothing weighed, nothing guessed."
}