EQUITY INCENTIVE PLAN - Summary of Stock Options Granted (Details) - Hyperfine Plan - shares |
12 Months Ended | |
---|---|---|
Dec. 31, 2021 |
Dec. 31, 2020 |
|
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] | ||
Stock options granted | 6,771,237 | 1,182,056 |
Employee | ||
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] | ||
Stock options granted | 3,534,844 | 897,240 |
Nonemployee | ||
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] | ||
Stock options granted | 3,236,393 | 284,816 |