Goodwill - Additional Information (Detail) - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended | 12 Months Ended | ||
|---|---|---|---|---|---|
Jun. 30, 2020 |
Jun. 30, 2019 |
Jun. 30, 2020 |
Jun. 30, 2019 |
Dec. 31, 2019 |
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| Impairment of goodwill | $ 0 | $ 0 | $ 307 | $ 0 | $ 2,427 |
| Broad Cast Markets Due to Cost/Benefit [Member] | |||||
| Impairment of goodwill | 300 | ||||
| Publishing [Member] | |||||
| Impairment of goodwill | $ 100 | ||||
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- Definition Amount of loss from the write-down of an asset representing the future economic benefits arising 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
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