Segment Reporting - Summary of Segment Operating Income and Income Before Tax (Detail) - USD ($) $ in Thousands	3 Months Ended
Apr. 29, 2017	Apr. 30, 2016
Segment Reporting Information [Line Items]
Operating income (loss)	$ 6,896	$ (11,475)
Impact of inventory step-up	(1,380)
Interest expense—net	12,179	10,528
Loss before income taxes	(5,283)	$ (22,003)
Operating Segments [Member] \| RH Segment [Member]
Segment Reporting Information [Line Items]
Operating income (loss)	10,058
Operating Segments [Member] \| Waterworks [Member]
Segment Reporting Information [Line Items]
Operating income (loss)	$ (1,782)

Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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Amount of the cost of borrowed funds accounted for as interest expense.

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Amount of loss from reductions in inventory due to subsequent measurement adjustments, including, but not limited to, physical deterioration, obsolescence, or changes in price levels.

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

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