v3.25.1

BUSINESS COMBINATIONS AND ASSET ACQUISITIONS - Narrative (Details) $ / shares in Units, $ in Thousands |  | 3 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jan. 05, 2024 USD ($) individual $ / shares shares | Mar. 31, 2025 USD ($) | Mar. 31, 2024 USD ($) | Dec. 31, 2024 USD ($)
Business Acquisition |  |  |  |
Cash paid to acquire |  | $ 0 | $ 20,693 |
Clinic acquisitions |  | 188 |  |
Domestic Clinics | Boston Brace International, Inc |  |  |  |
Business Acquisition |  |  |  |
Aggregate payable amount |  |  |  | $ 4,818
Cash consideration |  |  |  | 3,388
Clinic acquisitions |  |  |  | 3,367
Domestic Clinics | Boston Brace International, Inc | Promissory Note Maturing December 2025 |  |  |  |
Business Acquisition |  |  |  |
Notes payable |  |  |  | $ 1,430
Interest rate (as a percent) |  |  |  | 5.00%
Investment in private companies |  |  |  | $ 680
Boston Brace International, Inc |  |  |  |
Business Acquisition |  |  |  |
Cash paid to acquire | $ 21,535 |  |  |
Issuance of common stock | 233 |  |  |
Fair value of estimated total acquisition consideration | 21,767 |  |  |
Boston Brace International, Inc | Restricted Stock |  |  |  |
Business Acquisition |  |  |  |
Issuance of common stock | $ 2,500 |  |  |
Vesting period (in years) | 3 years |  |  |
Business combination, number of individuals received restricted stock awards | individual | 170 |  |  |
Consideration for acquisition (in shares) | shares | 83,000 |  |  |
Share acquisition price (in dollars per share) | $ / shares | $ 30.12 |  |  |
Domestic Clinics | Boston Brace International, Inc |  |  |  |
Business Acquisition |  |  |  |
Fair value of estimated total acquisition consideration |  | 275 |  |
Payments to acquire businesses, gross |  | $ 175 |  |
Domestic Clinics | Boston Brace International, Inc | Promissory Note Maturing December 2026 |  |  |  |
Business Acquisition |  |  |  |
Interest rate (as a percent) |  | 4.00% |  |
Principal amount |  | $ 100 |  |

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