CONDENSED CONSOLIDATED STATEMENTS OF EQUITY - USD ($) shares in Thousands, $ in Thousands	Common Stock [Member] Common Class A [Member]	Common Stock [Member] Common Class B [Member]	Additional Paid-in Capital [Member]	Accumulated Other Comprehensive Income/(Loss) [Member]	Retained Earnings [Member]	Total
Shares, Outstanding, Beginning Balance at Dec. 31, 2022	77,762	22,430
Total equity, beginning of period at Dec. 31, 2022	$ 78	$ 22	$ 630,952	$ (24,630)	$ 1,239,951	$ 1,846,373
Stock-based compensation			9,032			9,032
Grant of contingent restricted stock units			219			219
Exercise of stock options			4,859			4,859
Exercise of stock options (shares)	143
Comprehensive income/(loss)				5,208	49,129	54,337
Total equity, end of period at Mar. 31, 2023	$ 78	$ 22	645,062	(19,422)	1,289,080	1,914,820
Shares, Outstanding, Ending Balance at Mar. 31, 2023	77,905	22,430
Shares, Outstanding, Beginning Balance at Dec. 31, 2022	77,762	22,430
Total equity, beginning of period at Dec. 31, 2022	$ 78	$ 22	630,952	(24,630)	1,239,951	1,846,373
Comprehensive income/(loss)						113,733
Total equity, end of period at Sep. 30, 2023	$ 118	$ 22	2,858,091	(18,736)	1,347,790	4,187,285
Shares, Outstanding, Ending Balance at Sep. 30, 2023	118,170	22,430
Shares, Outstanding, Beginning Balance at Mar. 31, 2023	77,905	22,430
Total equity, beginning of period at Mar. 31, 2023	$ 78	$ 22	645,062	(19,422)	1,289,080	1,914,820
Stock-based compensation			8,639			8,639
Grant of contingent restricted stock units			340			340
Exercise of stock options			3,199			3,199
Exercise of stock options (shares)	108
Comprehensive income/(loss)				355	57,712	58,067
Total equity, end of period at Jun. 30, 2023	$ 78	$ 22	657,240	(19,067)	1,346,792	1,985,065
Shares, Outstanding, Ending Balance at Jun. 30, 2023	78,013	22,430
Stock-based compensation			22,756			22,756
Grant of contingent restricted stock units			951			951
Exercise of stock options			3,299			3,299
Exercise of stock options (shares)	101
Issuance of Class A common stock under employee and director equity option plans, net			(10,267)			(10,267)
Issuance of Class A common stock under employee and director equity option plans, net (shares)	243
Issuance of Class A equity for NuVasive Merger	$ 40		2,184,112			2,184,152
Issuance of Class A equity for NuVasive Merger (shares)	39,813
Comprehensive income/(loss)				331	998	1,329
Total equity, end of period at Sep. 30, 2023	$ 118	$ 22	2,858,091	(18,736)	1,347,790	4,187,285
Shares, Outstanding, Ending Balance at Sep. 30, 2023	118,170	22,430
Shares, Outstanding, Beginning Balance at Dec. 31, 2023	113,906	22,430
Total equity, beginning of period at Dec. 31, 2023	$ 114	$ 22	2,870,749	(10,192)	1,137,266	3,997,959
Stock-based compensation			17,281			17,281
Grant of contingent restricted stock units			336			336
Exercise of stock options			3,413			3,413
Exercise of stock options (shares)	112
Issuance of Class A common stock under employee and director equity option plans, net			(5,343)			(5,343)
Issuance of Class A common stock under employee and director equity option plans, net (shares)	205
Comprehensive income/(loss)				(853)	(7,117)	(7,970)
Repurchase and retirement of common stock	$ (1)				(83,314)	(83,315)
Repurchase and retirement of common stock (shares)	(1,597)
Total equity, end of period at Mar. 31, 2024	$ 113	$ 22	2,886,436	(11,045)	1,046,835	3,922,361
Shares, Outstanding, Ending Balance at Mar. 31, 2024	112,626	22,430
Shares, Outstanding, Beginning Balance at Dec. 31, 2023	113,906	22,430
Total equity, beginning of period at Dec. 31, 2023	$ 114	$ 22	2,870,749	(10,192)	1,137,266	$ 3,997,959
Exercise of stock options (shares)						968
Comprehensive income/(loss)						$ 79,708
Total equity, end of period at Sep. 30, 2024	$ 113	$ 22	2,949,917	(6,963)	1,126,308	4,069,397
Shares, Outstanding, Ending Balance at Sep. 30, 2024	113,474	22,430
Shares, Outstanding, Beginning Balance at Mar. 31, 2024	112,626	22,430
Total equity, beginning of period at Mar. 31, 2024	$ 113	$ 22	2,886,436	(11,045)	1,046,835	3,922,361
Stock-based compensation			12,844			12,844
Grant of contingent restricted stock units			181			181
Exercise of stock options	$ 329		14,239			14,239
Issuance of Class A common stock under employee and director equity option plans, net			(91)			(91)
Issuance of Class A common stock under employee and director equity option plans, net (shares)	3
Comprehensive income/(loss)				(806)	31,760	30,954
Repurchase and retirement of common stock	$ (30)				(4,123)	(4,123)
Total equity, end of period at Jun. 30, 2024	$ 113	$ 22	2,913,609	(11,851)	1,074,472	3,976,365
Shares, Outstanding, Ending Balance at Jun. 30, 2024	112,928	22,430
Stock-based compensation			12,303			12,303
Grant of contingent restricted stock units			1,339			1,339
Exercise of stock options			23,505			23,505
Exercise of stock options (shares)	527
Issuance of Class A common stock under employee and director equity option plans, net			(839)			(839)
Issuance of Class A common stock under employee and director equity option plans, net (shares)	19
Comprehensive income/(loss)				4,888	51,836	56,724
Total equity, end of period at Sep. 30, 2024	$ 113	$ 22	$ 2,949,917	$ (6,963)	$ 1,126,308	$ 4,069,397
Shares, Outstanding, Ending Balance at Sep. 30, 2024	113,474	22,430