Note 3 - Summary of Significant Accounting Policies (Details Textual) |
3 Months Ended | 12 Months Ended | 15 Months Ended | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
Apr. 04, 2025
USD ($)
|
Jan. 09, 2024
USD ($)
$ / shares
|
Mar. 31, 2026
USD ($)
$ / shares
|
Mar. 31, 2026
USD ($)
$ / shares
|
Mar. 31, 2026
USD ($)
$ / shares
|
Mar. 31, 2026
USD ($)
$ / shares
shares
|
Mar. 31, 2026
USD ($)
$ / shares
|
Mar. 31, 2026
USD ($)
TradingDays
$ / shares
|
Mar. 31, 2026
USD ($)
Segment
$ / shares
|
Mar. 31, 2025
USD ($)
|
Dec. 31, 2025
USD ($)
$ / shares
shares
|
Mar. 31, 2026
USD ($)
$ / shares
|
Jul. 18, 2024
USD ($)
$ / shares
|
|
| Significant Accounting Policy [Line Item] | |||||||||||||
| Inventory obsolescence expense | $ 800,000 | $ 800,000 | |||||||||||
| Business combination, assets acquired and liabilities assumed | $ 1,200,000,000 | 1,200,000,000 | $ 1,200,000,000 | $ 1,200,000,000 | $ 1,200,000,000 | $ 1,200,000,000 | $ 1,200,000,000 | $ 1,200,000,000 | $ 1,200,000,000 | ||||
| Goodwill | 482,268,000 | 482,268,000 | 482,268,000 | 482,268,000 | 482,268,000 | 482,268,000 | 482,268,000 | 484,289,000 | 482,268,000 | ||||
| Net intangible assets other than goodwill | 691,400,000 | 691,400,000 | 691,400,000 | 691,400,000 | $ 691,400,000 | 691,400,000 | 691,400,000 | 711,300,000 | 691,400,000 | ||||
| Decreasein foreign currency exchange rate | 1,800,000 | 1,800,000 | |||||||||||
| Amortization expense | 18,966,000 | 19,861,000 | |||||||||||
| Depreciation expense | 3,200,000 | 3,600,000 | |||||||||||
| U.S. federal statutory rate, Percent | 21.00% | ||||||||||||
| Uncertain tax positions | $ 9,900,000 | 9,900,000 | 9,900,000 | 9,900,000 | $ 9,900,000 | 9,900,000 | 9,900,000 | 9,900,000 | |||||
| Foreign tax years | 2014 2015 2016 2017 2018 2019 2020 | ||||||||||||
| Allowance for credit losses | $ 2,166,000 | 2,166,000 | $ 2,166,000 | $ 2,166,000 | $ 2,166,000 | $ 2,166,000 | $ 2,166,000 | $ 2,070,000 | 2,166,000 | ||||
| Credit loss expense | 163,800 | 212,000 | |||||||||||
| Share Repurchase Program, Authorized, Amount | $ 200,000,000 | $ 100,000,000 | |||||||||||
| Shares repurchase (in shares) | shares | 3,950,000 | 60,383,629 | |||||||||||
| Treasury Stock, Value, Acquired, Cost Method | $ 4,800,000 | $ 87,200,000 | $ 92,000,000 | ||||||||||
| Shares Acquired, Average Cost Per Share (in dollars per share) | $ / shares | $ 0.9067 | $ 1.21 | |||||||||||
| Increase in Share Repurchase Program Authorized Amount | $ 100,000,000 | ||||||||||||
| Common Stock Par Value | $ / shares | $ 0.01 | $ 0.01 | $ 0.01 | $ 0.01 | $ 0.01 | $ 0.01 | $ 0.01 | $ 0.01 | $ 0.01 | $ 0.01 | |||
| Stock Repurchased During Period, Value | $ 50,000,000 | $ 4,767,000 | |||||||||||
| Equity-based compensation expense | 2,735,000 | 2,616,000 | |||||||||||
| Number of reportable segments | 2 | 2 | |||||||||||
| Foreign currency transaction (losses) gain | 1,500,000 | $ 100,000 | |||||||||||
| BARDA Contract [Member] | |||||||||||||
| Significant Accounting Policy [Line Item] | |||||||||||||
| Accounts receivable | $ 1,500,000 | 1,500,000 | $ 1,500,000 | $ 1,500,000 | $ 1,500,000 | $ 1,500,000 | $ 1,500,000 | $ 2,300,000 | $ 1,500,000 | ||||
| Customer Concentration Risk [Member] | Accounts Receivable [Member] | Medicare and Medicaid [Member] | |||||||||||||
| Significant Accounting Policy [Line Item] | |||||||||||||
| Concentration risk, percentage | 6.80% | 5.20% | |||||||||||
| Customer Concentration Risk [Member] | Accounts Receivable [Member] | Individual Patients [Member] | |||||||||||||
| Significant Accounting Policy [Line Item] | |||||||||||||
| Concentration risk, percentage | 1.50% | ||||||||||||
| Israel Tax Authority [Member] | |||||||||||||
| Significant Accounting Policy [Line Item] | |||||||||||||
| Income tax assessment | $ 246,000,000 | ||||||||||||
| Software [Member] | |||||||||||||
| Significant Accounting Policy [Line Item] | |||||||||||||
| Estimated useful lives | 3 years | 3 years | 3 years | 3 years | 3 years | 3 years | 3 years | 3 years | |||||
| Minimum [Member] | |||||||||||||
| Significant Accounting Policy [Line Item] | |||||||||||||
| Estimated useful lives | 3 years | 3 years | 3 years | 3 years | 3 years | 3 years | 3 years | 3 years | |||||
| Minimum [Member] | Machinery, Medical and Other Equipment [Member] | |||||||||||||
| Significant Accounting Policy [Line Item] | |||||||||||||
| Estimated useful lives | 5 years | 5 years | 5 years | 5 years | 5 years | 5 years | 5 years | 5 years | |||||
| Minimum [Member] | Furniture and Fixtures [Member] | |||||||||||||
| Significant Accounting Policy [Line Item] | |||||||||||||
| Estimated useful lives | 5 years | 5 years | 5 years | 5 years | 5 years | 5 years | 5 years | 5 years | |||||
| Minimum [Member] | Buildings and Improvements [Member] | |||||||||||||
| Significant Accounting Policy [Line Item] | |||||||||||||
| Estimated useful lives | 10 years | 10 years | 10 years | 10 years | 10 years | 10 years | 10 years | 10 years | |||||
| Minimum [Member] | Vehicles [Member] | |||||||||||||
| Significant Accounting Policy [Line Item] | |||||||||||||
| Estimated useful lives | 3 years | 3 years | 3 years | 3 years | 3 years | 3 years | 3 years | 3 years | |||||
| Maximum [Member] | |||||||||||||
| Significant Accounting Policy [Line Item] | |||||||||||||
| Estimated useful lives | 20 years | 20 years | 20 years | 20 years | 20 years | 20 years | 20 years | 20 years | |||||
| Maximum [Member] | Machinery, Medical and Other Equipment [Member] | |||||||||||||
| Significant Accounting Policy [Line Item] | |||||||||||||
| Estimated useful lives | 8 years | 8 years | 8 years | 8 years | 8 years | 8 years | 8 years | 8 years | |||||
| Maximum [Member] | Furniture and Fixtures [Member] | |||||||||||||
| Significant Accounting Policy [Line Item] | |||||||||||||
| Estimated useful lives | 12 years | 12 years | 12 years | 12 years | 12 years | 12 years | 12 years | 12 years | |||||
| Maximum [Member] | Buildings and Improvements [Member] | |||||||||||||
| Significant Accounting Policy [Line Item] | |||||||||||||
| Estimated useful lives | 40 years | 40 years | 40 years | 40 years | 40 years | 40 years | 40 years | 40 years | |||||
| Maximum [Member] | Vehicles [Member] | |||||||||||||
| Significant Accounting Policy [Line Item] | |||||||||||||
| Estimated useful lives | 5 years | 5 years | 5 years | 5 years | 5 years | 5 years | 5 years | 5 years | |||||
| Ireland [Member] | |||||||||||||
| Significant Accounting Policy [Line Item] | |||||||||||||
| Goodwill | $ 87,700,000 | $ 87,700,000 | $ 87,700,000 | $ 87,700,000 | $ 87,700,000 | $ 87,700,000 | $ 87,700,000 | $ 89,500,000 | $ 87,700,000 | ||||
| Diagnostics [Member] | |||||||||||||
| Significant Accounting Policy [Line Item] | |||||||||||||
| Goodwill | 163,400,000 | 163,400,000 | 163,400,000 | 163,400,000 | 163,400,000 | 163,400,000 | 163,400,000 | 163,400,000 | 163,400,000 | ||||
| In Process Research and Development [Member] | |||||||||||||
| Significant Accounting Policy [Line Item] | |||||||||||||
| Net intangible assets other than goodwill | $ 195,000,000 | $ 195,000,000 | $ 195,000,000 | $ 195,000,000 | $ 195,000,000 | $ 195,000,000 | $ 195,000,000 | $ 195,000,000 | $ 195,000,000 | ||||