{"cik":1531177,"taxonomy":"us-gaap","tag":"LongTermDebt","label":"Long-term Debt","description":"Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.","entityName":"SIGHT SCIENCES, INC.","units":{"USD":[{"end":"2021-06-30","val":35000000,"accn":"0000950170-21-001384","fy":2021,"fp":"Q2","form":"10-Q","filed":"2021-08-12","frame":"CY2021Q2I"},{"end":"2021-09-30","val":35000000,"accn":"0000950170-21-004130","fy":2021,"fp":"Q3","form":"10-Q","filed":"2021-11-10","frame":"CY2021Q3I"},{"end":"2021-12-31","val":35000000,"accn":"0000950170-22-004563","fy":2021,"fp":"FY","form":"10-K","filed":"2022-03-24","frame":"CY2021Q4I"},{"end":"2022-03-31","val":35000000,"accn":"0000950170-22-008993","fy":2022,"fp":"Q1","form":"10-Q","filed":"2022-05-10","frame":"CY2022Q1I"},{"end":"2022-06-30","val":35000000,"accn":"0000950170-22-016878","fy":2022,"fp":"Q2","form":"10-Q","filed":"2022-08-11","frame":"CY2022Q2I"},{"end":"2022-09-30","val":35000000,"accn":"0000950170-22-024483","fy":2022,"fp":"Q3","form":"10-Q","filed":"2022-11-10","frame":"CY2022Q3I"},{"end":"2022-12-31","val":35000000,"accn":"0000950170-23-008526","fy":2022,"fp":"FY","form":"10-K","filed":"2023-03-16","frame":"CY2022Q4I"},{"end":"2023-03-31","val":35000000,"accn":"0000950170-23-018865","fy":2023,"fp":"Q1","form":"10-Q","filed":"2023-05-08","frame":"CY2023Q1I"},{"end":"2023-06-30","val":35000000,"accn":"0000950170-23-039116","fy":2023,"fp":"Q2","form":"10-Q","filed":"2023-08-07","frame":"CY2023Q2I"},{"end":"2023-09-30","val":35000000,"accn":"0000950170-23-060303","fy":2023,"fp":"Q3","form":"10-Q","filed":"2023-11-07","frame":"CY2023Q3I"},{"end":"2023-12-31","val":35000000,"accn":"0000950170-24-030278","fy":2023,"fp":"FY","form":"10-K","filed":"2024-03-13","frame":"CY2023Q4I"},{"end":"2024-03-31","val":35000000,"accn":"0000950170-24-053572","fy":2024,"fp":"Q1","form":"10-Q","filed":"2024-05-06","frame":"CY2024Q1I"},{"end":"2024-06-30","val":35000000,"accn":"0000950170-24-090008","fy":2024,"fp":"Q2","form":"10-Q","filed":"2024-08-02","frame":"CY2024Q2I"},{"end":"2024-09-30","val":37083000,"accn":"0000950170-24-123403","fy":2024,"fp":"Q3","form":"10-Q","filed":"2024-11-07","frame":"CY2024Q3I"},{"end":"2024-12-31","val":40000000,"accn":"0000950170-25-035500","fy":2024,"fp":"FY","form":"10-K","filed":"2025-03-07","frame":"CY2024Q4I"},{"end":"2025-03-31","val":42380000,"accn":"0000950170-25-067008","fy":2025,"fp":"Q1","form":"10-Q","filed":"2025-05-08","frame":"CY2025Q1I"},{"end":"2025-06-30","val":42380000,"accn":"0000950170-25-105065","fy":2025,"fp":"Q2","form":"10-Q","filed":"2025-08-07","frame":"CY2025Q2I"},{"end":"2025-09-30","val":42380000,"accn":"0001193125-25-269613","fy":2025,"fp":"Q3","form":"10-Q","filed":"2025-11-06","frame":"CY2025Q3I"},{"end":"2025-12-31","val":42380000,"accn":"0001193125-26-091558","fy":2025,"fp":"FY","form":"10-K","filed":"2026-03-04","frame":"CY2025Q4I"},{"end":"2026-03-31","val":42380000,"accn":"0001193125-26-209116","fy":2026,"fp":"Q1","form":"10-Q","filed":"2026-05-06"},{"end":"2026-03-31","val":42380000,"accn":"0001193125-26-335204","fy":2026,"fp":"Q2","form":"10-Q","filed":"2026-08-05","frame":"CY2026Q1I"}]}}