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Note 12 - Significant Transactions (Details Textual) - USD ($) $ in Thousands |  | 3 Months Ended | 5 Months Ended
--- | --- | --- | ---
Oct. 31, 2019 | Jun. 30, 2020 | Jun. 30, 2019 | Mar. 31, 2020
Payments to Acquire Businesses, Gross |  |  | $ (0) | $ 2,555 |
Amortization of Intangible Assets, Total |  |  | 3,354 | 1,672 |
Amortization of Inventory Step-up Cost |  |  | (436) |  |
Goodwill, Acquired During Period |  |  | 0 |  |
Revenue from Contract with Customer, Excluding Assessed Tax, Total | [1] |  | 29,941 | 26,288 |
Share-based Payment Arrangement, Expense |  |  | $ 1,268 | $ 868 |
Effective Income Tax Rate Reconciliation, Percent, Total |  |  | (168.30%) | 14.20% |
Biopharmaceutical Development [Member] |  |  |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax, Total |  |  | $ 5,949 | $ 0 |
GPT Acquisition [Member] |  |  |  |  |
Business Acquisition, Percentage of Voting Interests Acquired |  | 100.00% |  |  |
Payments to Acquire Businesses, Gross |  | $ 181,547 |  |  |
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Intangibles |  |  | (6,002) |  |
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Inventory |  |  | (3,752) |  |
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Deferred Tax Liabilities |  |  | (2,275) |  |
Amortization of Intangible Assets, Total |  |  | (344) | $ 2,233 |
Inventory Step-up Cost |  |  |  |  | $ 8,066
Amortization of Inventory Step-up Cost |  |  | (436) |  | $ 8,502
Revenue from Contract with Customer, Excluding Assessed Tax, Total |  |  | 5,949 |  |
Net Income (Loss) Attributable to Parent, Total |  |  | $ (2,176) |  |
Effective Income Tax Rate Reconciliation, Percent, Total |  |  |  | 25.00% |
GPT Acquisition [Member] | Performance Stock Units [Member] | Key GPT Employees [Member] |  |  |  |  |
Share-based Payment Arrangement, Expense |  |  |  | $ 315 |
GPT Acquisition [Member] | Biopharmaceutical Development [Member] |  |  |  |  |
Goodwill, Acquired During Period |  | 84,641 |  |  |
GPT Acquisition [Member] | Customer Relationships [Member] |  |  |  |  |
Finite-Lived Intangible Asset, Useful Life (Year) |  |  | 10 years |  |
GPT Acquisition [Member] | Technology-Based Intangible Assets [Member] |  |  |  |  |
Finite-Lived Intangible Asset, Useful Life (Year) |  |  | 10 years |  |
GPT Acquisition [Member] | Cost of Sales [Member] |  |  |  |  |
Amortization of Intangible Assets, Total |  |  | $ 178 |  |
GPT Acquisition [Member] | General and Administrative Expense [Member] |  |  |  |  |
Amortization of Intangible Assets, Total |  |  | (522) |  |
GPT Acquisition [Member] | General and Administrative Expense [Member] | Biopharmaceutical Development [Member] |  |  |  |  |
Amortization of Intangible Assets, Total |  | $ 473 | $ 1,409 |  |
[1] | Intersegment revenues are not significant and are eliminated to arrive at consolidated totals.

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