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Detail of Interest and Other Income (Expense), Net (Detail) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2021 | Jun. 30, 2020 | Jun. 30, 2021 | Jun. 30, 2020
Other Income And Expenses [Abstract] |  |  |  |
Interest income | $ 11 | $ 128 | $ 28 | $ 462
Miscellaneous income | 2 |  | 11 | 679
Other | (27) | (15) | (53) | (13)
Interest and other income (expense), net | $ (14) | $ 113 | $ (14) | $ 1,128

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- Definition Amount of income related to nonoperating activities, classified as other. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(7)(d)) -URI http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227 + Details
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