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Disposition of Business - Additional Information (Detail) - USD ($)
$ in Thousands
1 Months Ended 3 Months Ended 6 Months Ended
Apr. 30, 2020
Jun. 30, 2020
Jun. 30, 2020
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]      
Payment for working capital to buyers     $ 1,175
Gain (loss) on disposal of business   $ (1,764) $ (1,764)
UNITED KINGDOM | Beaumont ABS Limited [Member]      
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]      
Payment for working capital to buyers $ 1,200    
Gain (loss) on disposal of business   $ (1,800)