Note 3 - Selected Balance Sheet Data - Changes in Carrying Amount of Goodwill (Details) $ in Thousands |
3 Months Ended |
|---|---|
|
Mar. 31, 2021
USD ($)
| |
| Balance | $ 728,310 |
| Acquisitions | 7,848 |
| Currency translation | 10,302 |
| Balance | 746,460 |
| Protein Sciences [Member] | |
| Balance | 373,081 |
| Acquisitions | 7,848 |
| Currency translation | 10,186 |
| Balance | 391,115 |
| Diagnostics and Genomics [Member] | |
| Balance | 355,229 |
| Acquisitions | 0 |
| Currency translation | 116 |
| Balance | $ 355,345 |
| X | ||||||||||
- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount of foreign currency translation gain (loss) which increases (decreases) an asset representing future economic benefits from other assets acquired in a business combination that are not individually identified and separately recognized. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|