XML 46 R31.htm IDEA: XBRL DOCUMENT
v3.5.0.2

Debt - Narrative (Details) | 3 Months Ended |  |
--- | --- | --- | ---
Apr. 30, 2016 USD ($) renewal_option note | Jan. 30, 2016 USD ($) | May 02, 2015 USD ($)
Debt Instrument [Line Items] |  |  |
Total unamortized discount and debt issuance costs | $ 3,900,000 | $ 4,000,000 | $ 4,300,000
3.375% Senior Notes due 2024 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Unsecured senior notes interest rate | 3.375% |  |
Debt instrument | $ 250,000,000 |  |
Unsecured Series A and B Senior Notes [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument | 150,000,000 |  |
6.38% Series A Senior Notes due 2018 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument | 85,000,000 |  |
6.53% Series B Senior Notes due 2021 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument | 65,000,000 |  |
Unsecured Revolving Credit Facility [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Current borrowing capacity | 600,000,000 |  |
Sublimit for issuance of standby letters of credit | 300,000,000 |  |
Maximum borrowing capacity | $ 200,000,000 |  |
Number of renewal options | renewal_option | 2 |  |
Renewal term | 1 year |  |
Basis points margin over LIBOR | 1.00% |  |
Borrowings or standby letters of credit | $ 0 |  |
Level 1 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Unsecured senior notes estimated fair value | $ 431,000,000 | $ 423,000,000 | $ 430,000,000
Senior Note Held by Various Investors [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Number of unsecured senior notes held | note | 2 |  |
6.38% Series A Senior Notes due 2018 [Member] | 6.38% Series A Senior Notes due 2018 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Unsecured senior notes interest rate | 6.38% | 6.38% | 6.38%
6.53% Series B Senior Notes due 2021 [Member] | 6.53% Series B Senior Notes due 2021 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Unsecured senior notes interest rate | 6.53% | 6.53% | 6.53%
3.375% Senior Notes due 2024 [Member] | 3.375% Senior Notes due 2024 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Unsecured senior notes interest rate | 3.375% | 3.375% | 3.375%

X
- Definition Line of Credit Facility, Number of Renewal Options + References No definition available. + Details
Name: | rost_LineofCreditFacilityNumberofRenewalOptions
Namespace Prefix: | rost_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Line of Credit Facility, Renewal Term + References No definition available. + Details
Name: | rost_LineofCreditFacilityRenewalTerm
Namespace Prefix: | rost_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of Unsecured Senior Notes Held + References No definition available. + Details
Name: | rost_NumberOfUnsecuredSeniorNotesHeld
Namespace Prefix: | rost_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Sublimit for issuance of standby letters of credit + References No definition available. + Details
Name: | rost_SublimitForIssuanceOfStandbyLettersOfCredit
Namespace Prefix: | rost_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Percentage points added to the reference rate to compute the variable rate on the debt instrument. + References No definition available. + Details
Name: | us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Face (par) amount of debt instrument at time of issuance. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=64930739&loc=d3e28878-108400 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28551-108399 + Details
Name: | us-gaap_DebtInstrumentFaceAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Fair value portion of debt instrument payable, including, but not limited to, notes payable and loans payable. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 10 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=73719730&loc=d3e13433-108611 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=73719730&loc=d3e13476-108611 + Details
Name: | us-gaap_DebtInstrumentFairValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Contractual interest rate for funds borrowed, under the debt 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(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_DebtInstrumentInterestRateStatedPercentage
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- 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
Name: | us-gaap_DebtInstrumentLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of unamortized debt discount (premium) and debt issuance costs. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28555-108399 + Details
Name: | us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility. + 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 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Fair value of the amount outstanding under the credit facility. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 10 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=73719730&loc=d3e13433-108611 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=73719730&loc=d3e13476-108611 + Details
Name: | us-gaap_LineOfCreditFacilityFairValueOfAmountOutstanding
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility. + 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 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=us-gaap_SeniorNotesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=rost_UnsecuredSeriesAandBSeniorNotesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=rost_SeriesAUnsecuredSeniorNotesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=rost_SeriesBUnsecuredSeniorNotesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=rost_UnsecuredRevolvingCreditFacilityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel1Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=rost_SeniorNoteHeldbyVariousInvestorsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=rost_SeniorNotesdue2018Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=rost_SeniorNotesdue2021Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=rost_SeniorNotesdue2024Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |