Fixed charge coverage ratio covenant, percentage of borrowing base.

No definition available.

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- Definition

Incremental borrowing available after maintaining fixed charge coverage ratio.

+ References

No definition available.

+ Details

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Namespace Prefix:	rh_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Optional increase to line of credit borrowing capacity.

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Percentage of borrowing base under revolver for extensions of credit.

+ References

No definition available.

+ Details

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Namespace Prefix:	rh_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

+ References

+ Details

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Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of unused borrowing capacity under the long-term financing arrangement that is available to the entity as of the balance sheet date.

+ References

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Gross amount of debt extinguished.

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of increase (decrease) of the credit facility.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(f))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Date the credit facility first became available, in CCYY-MM-DD format.

+ References

+ Details

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Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

- Definition

Description of the interest rate for the amounts borrowed under the credit facility, including the terms and the method for determining the interest rate (for example, fixed or variable, LIBOR plus a percentage, increasing rate, timing of interest rate resets, remarketing provisions).

+ References

+ Details

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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- Definition

The carrying value as of the balance sheet date of the noncurrent portion of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 10
-Section 45
-Paragraph 13
-URI http://asc.fasb.org/extlink&oid=28361426&loc=d3e1314-112600

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 10
-Section 45
-Paragraph 14
-URI http://asc.fasb.org/extlink&oid=28361426&loc=d3e1336-112600

Reference 4: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Line-of-Credit Arrangement
-URI http://asc.fasb.org/extlink&oid=6517033

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Details

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- Details

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- Details

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- Details

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- Details

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- Details

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- Details

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Line of Credit - Additional Information (Detail) - USD ($) $ in Millions		3 Months Ended
	Nov. 24, 2014	Apr. 29, 2017	Jan. 28, 2017
Line of Credit Facility [Line Items]
Fixed charge coverage ratio covenant, percentage of borrowing base		10.00%
Incremental borrowing available after maintaining fixed charge coverage ratio		$ 430.0
Revolving line of credit, interest rate description		Borrowings under the revolving line of credit are subject to interest, at the borrowers’ option, at either the bank’s reference rate or LIBOR (or the Bank of America “BA” Rate or the Canadian Prime Rate, as such terms are defined in the amended and restated credit agreement, for Canadian borrowings denominated in Canadian dollars or the United States Index Rate or LIBOR for Canadian borrowings denominated in United States dollars) plus an applicable margin rate, in each case.
Maximum [Member]
Line of Credit Facility [Line Items]
Availability under revolving line of credit for extensions of credit, percentage of domestic borrowing base		10.00%
Tenth Amended And Restated Credit Agreement [Member]
Line of Credit Facility [Line Items]
Agreement, date		Nov. 24, 2014
Amended Credit Agreement [Member]
Line of Credit Facility [Line Items]
Amended and restated credit agreement maturity date		Nov. 24, 2019
Revolving Credit Facility [Member]
Line of Credit Facility [Line Items]
Outstanding revolving line of credit		$ 0.0
Availability under the revolving line of credit		478.0
Outstanding letters of credit		$ 14.4	$ 14.4
Revolving Credit Facility [Member] \| Tenth Amended And Restated Credit Agreement [Member]
Line of Credit Facility [Line Items]
Increase in revolving line of credit	$ 182.5
Revolving Credit Facility [Member] \| Tenth Amended And Restated Credit Agreement [Member] \| Restoration Hardware, Inc. [Member] \| Scenario, Plan Subject to Satisfaction of Conditions [Member]
Line of Credit Facility [Line Items]
Increase in revolving line of credit	200.0
Term Loan Facility [Member] \| Tenth Amended And Restated Credit Agreement [Member]
Line of Credit Facility [Line Items]
Elimination of term loan facility	$ 15.0