Credit Facilities - Narrative (Detail) - USD ($) $ in Thousands					3 Months Ended
	Sep. 20, 2019	Apr. 10, 2019	Apr. 04, 2019	Jun. 28, 2017	May 02, 2020	May 04, 2019	May 29, 2020	Feb. 01, 2020
Line of Credit Facility
Outstanding amount					$ 58,337			$ 53,372
Availability under revolving line of credit for extensions of credit, percentage of sum of lesser of aggregate revolving commitments and aggregate revolving borrowing base plus lesser of outstanding LILO term loan or LILO term loan borrowing base					10.00%
Fixed charge coverage ratio, fixed amount available under revolving line of credit					$ 40,000
Availability under revolving line of credit for extensions of credit, fixed amount					$ 40,000
Fixed charge coverage ratio, percentage of sum of lesser of aggregate revolving commitments and aggregate revolving borrowing base plus lesser of outstanding LILO term loan or LILO term loan borrowing base					10.00%
Availability under revolving line of credit for extensions of credit, sweep cash to prepayment of loan description					The Credit Agreement requires a daily sweep of all cash receipts and collections to prepay the loans under the agreement while (i) an event of default exists or (ii) the availability under the revolving line of credit for extensions of credit is less than the greater of (A) $40.0 million and (B) 10% of the sum of (a) the lesser of (x) the aggregate revolving commitments under the Credit Agreement and (y) the aggregate revolving borrowing base, plus (b) the lesser of (x) the then outstanding amount of the LILO term loan or (y) the LILO term loan borrowing base.
Amortization of debt issuance costs					$ 200
Outstanding revolving line of credit					$ 58,062			53,062
Restoration Hardware Canada, Inc.
Line of Credit Facility
Acceleration of amortization of debt issuance costs			$ 800
Credit Agreement
Line of Credit Facility
Agreement, date					Jun. 28, 2017
Equipment Loan Facility | Maximum
Line of Credit Facility
Maturity term					4 years
Equipment Loan Facility | Minimum
Line of Credit Facility
Maturity term					3 years
Equipment Loan Facility | Other current liabilities
Line of Credit Facility
Aggregate amounts outstanding					$ 19,600
Equipment Loan Facility | Other non-current obligations
Line of Credit Facility
Aggregate amounts outstanding					28,700
Equipment Loan Facility | Other current assets
Line of Credit Facility
Deferred financing fees					2,300			2,600
Asset based credit facility
Line of Credit Facility
Outstanding amount					10,000		$ 0
Repaid amount of loan					61,100	$ 151,500
Outstanding revolving line of credit					10,000
Revolving Credit Facility
Line of Credit Facility
Aggregate amounts outstanding					10,000
Availability under the revolving line of credit							$ 170,400
Line of credit					13,200
Line of Credit Facility, Remaining Borrowing Capacity					$ 356,500
Revolving Credit Facility | Credit Agreement | Scenario, Plan Subject to Satisfaction of Conditions
Line of Credit Facility
Increase in revolving line of credit				$ 200,000
Revolving Credit Facility | Credit Agreement | Maximum
Line of Credit Facility
Availability under the revolving line of credit				600,000
Revolving Credit Facility | Credit Agreement | Maximum | Scenario, Plan Subject to Satisfaction of Conditions
Line of Credit Facility
Line of credit				800,000
Revolving Credit Facility | Credit Agreement | Minimum
Line of Credit Facility
Line of credit				600,000
Revolving Credit Facility | Credit Agreement | Restoration Hardware Canada, Inc.
Line of Credit Facility
Availability under the revolving line of credit				10,000
FILO term loan
Line of Credit Facility
Outstanding amount			$ 120,000
Interest rate greater than interest rate under the revolving credit facility			1.25%
LILO Term Loan Facility | Credit Agreement
Line of Credit Facility
Line of credit facility, maximum borrowing capacity				$ 80,000
Second lien term loan
Line of Credit Facility
Line of credit facility, maximum borrowing capacity		$ 200,000
Line of credit facility, maturity date					Apr. 09, 2024
Repaid amount of loan	$ 200,000
Interest rate description					annual rate generally based on the LIBOR plus 6.50%
Debt instrument, basis spread on variable rate		6.50%
Variable interest rate description					one-month LIBOR plus 6.50%
Equipment promissory notes
Line of Credit Facility
2021					$ 16,200
2022					11,400
2023					1,100
Outstanding amount					48,337			53,372
Outstanding revolving line of credit					$ 48,062			$ 53,062