INCOME TAXES - EFFECTIVE INCOME TAX RECONCILIATION (Details)	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Income Tax Contingency [Line Items]
Statutory federal tax rate	21.00%	21.00%	21.00%
State income taxes, net of federal benefit	1.00%	3.00%	(4.00%)
Foreign income inclusion	0.00%	0.00%	(12.00%)
Non-temporary stock option benefit	4.00%	49.00%	(6.00%)
Other permanent differences	(1.00%)	0.00%	1.00%
Foreign tax rate differences	3.00%	10.00%	2.00%
Change in tax rate	0.00%	8.00%	1.00%
Change in valuation allowance	(11.00%)	88.00%	(4.00%)
Other deferred differences	(1.00%)	(25.00%)	(2.00%)
Transaction costs	0.00%	(4.00%)	(6.00%)
Executive compensation limitation	(9.00%)	(65.00%)	(6.00%)
Research & development credit	6.00%	(1.00%)	2.00%
Equity investment	(1.00%)	(8.00%)	(4.00%)
Change in uncertain tax benefits	0.00%	11.00%	3.00%
Contingent consideration	2.00%	10.00%	0.00%
Other foreign income taxes due	0.00%	(2.00%)	0.00%
Other	1.00%	1.00%	(1.00%)
Effective income tax rate	16.00%	104.00%	(2.00%)
Optomed
Income Tax Contingency [Line Items]
Non-consolidated investment income	1.00%	8.00%	1.00%

Effective Income Tax Rate Reconciliation, Equity Method Investment

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Effective Income Tax Rate Reconciliation, Executive Compensation Limit, Percent

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Effective Income Tax Rate Reconciliation, Foreign Income Inclusion, Percent

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Effective Income Tax Rate Reconciliation, Other Deferred Differences, Percent

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Effective Income Tax Rate Reconciliation, Tax Contingent Consideration, Percent

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Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to changes in the valuation allowance for deferred tax assets.

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Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations applicable to statutory income tax expense (benefit) outside of the country of domicile.

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Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations applicable to state and local income tax expense (benefit), net of federal tax expense (benefit).

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Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to income tax contingencies. Includes, but not limited to, domestic tax contingency, foreign tax contingency, state and local tax contingency, and other contingencies.

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