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Note 12 - Acquisitions - Consideration (Details) - USD ($) $ / shares in Units, $ in Thousands |  |  |  |  |  |  | 12 Months Ended
--- | --- | --- | --- | --- | --- | --- | ---
Sep. 01, 2021 | May 03, 2021 | Oct. 01, 2020 | Nov. 12, 2019 | Aug. 08, 2019 | Apr. 01, 2019 | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
BioLife stock price (in dollars per share) | $ 60.50 | $ 35.07 |  |  |  |  |  |  |
Value of issued shares |  |  |  |  |  |  | $ 264,718 | $ 0 | $ 0
BioLife shares outstanding (as of March 19, 2021) (in shares) |  | 33,401,359 |  |  |  |  |  |  |
Sexton Acquisition [Member] |  |  |  |  |  |  |  |  |
Merger consideration shares (in shares) | 530,502 |  |  |  |  |  |  |  |
Value of issued shares | $ 32,095 |  |  |  |  |  |  |  |
plus: Fair value of BioLife’s existing investment in Sexton | 7,951 |  |  |  |  |  |  |  |
less: Net working capital adjustment | (118) |  |  |  |  |  |  |  |
Merger Consideration | 39,928 |  |  |  |  |  |  |  |
Working capital adjustment | $ 118 |  |  |  |  |  |  |  |
SciSafe Holdings, Inc [Member] |  |  |  |  |  |  |  |  |
Merger consideration shares (in shares) |  |  | 611,683 |  |  |  |  |  |
Value of issued shares |  |  | $ 17,916 |  |  |  |  |  |
less: Net working capital adjustment |  |  | 53 |  |  |  |  |  |
Merger Consideration |  |  | 36,526 |  |  |  |  |  |
Cash consideration |  |  | 15,000 |  |  |  |  |  |
Contingent consideration |  |  | 3,663 |  |  |  |  |  |
Working capital adjustment |  |  | $ (53) |  |  |  |  |  |
CBS Acquisition [Member] |  |  |  |  |  |  |  |  |
Value of issued shares |  |  |  | $ 4,000 |  |  | 0 | 0 | 4,000
Merger Consideration |  |  |  | 15,856 |  |  |  |  |
Cash consideration |  |  |  | 11,000 |  |  |  |  |
Contingent consideration |  |  |  | $ 856 |  |  |  |  |
SAVSU [Member] |  |  |  |  |  |  |  |  |
Merger consideration shares (in shares) |  |  |  |  | 1,100,000 |  |  |  |
Value of issued shares |  |  |  |  | $ 19,932 |  | $ 0 | $ 0 | $ 19,932
plus: Fair value of BioLife’s existing investment in Sexton |  |  |  |  | $ 15,900 |  |  |  |
Astero [Member] |  |  |  |  |  |  |  |  |
less: Net working capital adjustment |  |  |  |  |  | $ 71 |  |  |
Merger Consideration |  |  |  |  |  | 13,941 |  |  |
Cash consideration |  |  |  |  |  | 12,521 |  |  |
Contingent consideration |  |  |  |  |  | 1,491 |  |  |
Working capital adjustment |  |  |  |  |  | $ (71) |  |  |
GCI Acquisition [Member] |  |  |  |  |  |  |  |  |
Merger consideration shares (in shares) |  | 6,636,470 |  |  |  |  |  |  |
Value of issued shares |  | $ 232,741 |  |  |  |  |  |  |
Merger Consideration |  | $ 234,909 |  |  |  |  |  |  |
Merger consideration percentage |  | 19.90% |  |  |  |  |  |  |
Merger consideration shares (in shares) |  | 6,646,870 |  |  |  |  |  |  |
less: Merger consideration shares withheld to satisfy outstanding GCI stockholder obligations to GCI (in shares) |  | 10,400 |  |  |  |  |  |  |
plus: Settlement of BioLife prepaid deposits |  | $ 2,152 |  |  |  |  |  |  |
plus: Net settlement of BioLife accounts receivable |  | $ 16 |  |  |  |  |  |  |

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