Segments - Reconciliation of Operating Loss to Simply, Inc. as Reported (Detail) - USD ($) $ in Thousands	1 Months Ended	12 Months Ended
Feb. 01, 2020	Jan. 30, 2021	Dec. 31, 2019
Operating loss:
Total consolidated operating loss	$ (850)	$ (8,845)	$ (13,249)
Operating Segments [Member]
Operating loss:
Total consolidated operating loss	(716)	(3,517)	(4,107)
Unallocated Corporate Expenses [Member]
Operating loss:
Total consolidated operating loss	$ (134)	$ (5,328)	$ (9,142)

The net result for the period of deducting operating expenses from operating revenues.

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