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Earnings (Loss) Per Share - Additional Information (Detail) shares in Millions |  | 3 Months Ended | 9 Months Ended
--- | --- | --- | ---
May 11, 2020 | Sep. 26, 2020 shares | Sep. 28, 2019 shares | Sep. 26, 2020 shares | Sep. 28, 2019 shares
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items] |  |  |  |  |
Reverse stock split ratio | 0.1 |  |  |  |
Nonvested Stock Options and Shares |  |  |  |  |
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items] |  |  |  |  |
Shares excluded from computation of diluted earnings per share |  |  | 1 | 2 |
Nonvested Stock Options and Shares | Maximum |  |  |  |  |
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items] |  |  |  |  |
Shares excluded from computation of diluted earnings per share |  | 1 |  |  | 1

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