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Related-Party Transactions - Additional Information (Detail) - USD ($) | 3 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | ---
Mar. 31, 2024 | Mar. 31, 2023 | Dec. 31, 2020 | Dec. 31, 2023 | Dec. 31, 2022
Related Party Transaction [Line Items] |  |  |  |  |
Current deferred revenue | $ 66,974,000 |  |  | $ 52,456,000 | $ 55,794,000
Payment to acquire interest in joint venture | 1,715,000 | $ 980,000 |  |  |
CCAW JV LLC [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Current deferred revenue | 851,000 |  |  | 1,243,000 |
Revenues recognized from related party | 402,000 | 389,000 |  |  |
Payment to acquire interest in joint venture | 1,715,000 |  | $ 2,940,000 |  |
Equity method investment, ownership percentage |  |  | 50.00% |  |
Cleveland Clinic [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Current deferred revenue | 1,000 |  |  | 43,000 |
Revenues recognized from related party | 470,000 | $ 599,000 |  |  |
Related Party [Member] | CCAW JV LLC [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Due from related parties | 1,611,000 |  |  | 1,602,000 |
Related Party [Member] | Cleveland Clinic [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Due from related parties | $ 17,000 |  |  | $ 24,000 |

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