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Balance Sheets-Additional Information - Additional Information (Details) - USD ($) $ in Thousands | 3 Months Ended |
--- | --- | ---
Sep. 30, 2020 | Jun. 30, 2020
Additional Information Of Balance Sheet [Line Items] |  |
Equity method investments | $ 4,367 | $ 4,219
Liability balance remaining related to contract termination and employee separation costs | 2,029 | $ 2,860
Animal Health |  |
Additional Information Of Balance Sheet [Line Items] |  |
Equity method investments | 2,988 |
Liability balance remaining related to contract termination and employee separation costs | 1,600 |
Employee separation costs | $ 429 |

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