v3.22.4

BUSINESS COMBINATIONS - ApiFix Narrative (Details)		12 Months Ended
	Apr. 01, 2020 USD ($) $ / shares shares	Dec. 31, 2022 USD ($) $ / shares	Dec. 31, 2021 USD ($) $ / shares	Dec. 31, 2020 USD ($)
Business Acquisition
Common stock, par value (in dollars per share) | $ / shares		$ 0.00025	$ 0.00025
Fair value adjustment of contingent consideration		$ (25,930,000)	$ (1,800,000)	$ 3,520,000
Contingent consideration, accretion expense		$ 2,307,000	$ 2,155,000	$ 2,397,000
ApiFix
Business Acquisition
Cash consideration	$ 2,000,000
Cash acquired	$ 344,000
Consideration for acquisition (in shares) | shares	934,783
Common stock, par value (in dollars per share) | $ / shares	$ 0.00025
Issuance of common stock	$ 35,176,000
Common stock (in dollars per share) | $ / shares	$ 37.63
Anniversary payments	$ 30,000,000
System sales payment	41,741,000
Fair value of total acquisition consideration	87,379,000
Acquisition related costs	$ 311,000
Number of clinical procedures (procedure)	150
Revenue multiplier	2.25
Minimum percentage of contingent consideration payable in cash	25.00%
Percentage on contingent consideration that can be settled in shares	75.00%
ApiFix | Second Anniversary
Business Acquisition
Anniversary payments	$ 13,000
ApiFix | Third Anniversary
Business Acquisition
Anniversary payments	8,000
ApiFix | Fourth Anniversary
Business Acquisition
Anniversary payments	$ 9,000

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