Income Taxes - Additional Information (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Components Of Income Tax Expense Benefit [Line Items]
Cash paid related to taxes	$ 4,800	$ 500	$ 8,100
Net increase in valuation allowance	26,200
Unremitted foreign earnings	$ 50,000	53,700
Minimum percentage of income tax benefit	50.00%
Gross unrecognized tax benefit	$ 3,500	4,600
Net interest and penalties on unrecognized tax benefits	(400)	(5,400)	(100)
Accrued interest and penalties related to unrecognized tax benefits	800	1,200
Income taxes	24,884	$ (2,885)	1,413
Internal Revenue Service [Member]
Components Of Income Tax Expense Benefit [Line Items]
Income taxes			$ (1,800)
Minimum [Member]
Components Of Income Tax Expense Benefit [Line Items]
Decrease in unrecognized tax benefits, exclusive of interest and penalties	400
Maximum [Member]
Components Of Income Tax Expense Benefit [Line Items]
Decrease in unrecognized tax benefits, exclusive of interest and penalties	1,100
State [Member]
Components Of Income Tax Expense Benefit [Line Items]
Operating loss carry forwards, net of tax	$ 32,300
Operating loss carryforwards, expiration year	2027
State [Member] | Spinal Kinetics [Member]
Components Of Income Tax Expense Benefit [Line Items]
Operating loss carry forwards, net of tax	$ 20,900
Federal [Member]
Components Of Income Tax Expense Benefit [Line Items]
Operating loss carry forwards, net of tax	$ 17,500
Operating loss carryforwards, expiration year	2026
Research and development credits	$ 2,200
Foreign Tax Authority
Components Of Income Tax Expense Benefit [Line Items]
Operating loss carry forwards, net of tax	$ 125,000
Operating loss carryforwards, expiration year	2022