XML 84 R70.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Commitments (Commitments) (Narrative) (Details) $ in Millions | Dec. 31, 2017 USD ($) d Rate | Dec. 31, 2016 USD ($)
--- | --- | ---
Unsecured debt [Member] | Line of credit facility [Member] |  |
Commitments |  |
Letters of credit | $ | $ 36.8 | $ 38.7
Senior notes [Member] |  |
Commitments |  |
Debt instrument minimum number of days callable | d | 30 |
Debt instrument maximum number of days callable | d | 60 |
Percentage principal amount of debt that can be redeemed by the Company | Rate | 100.00% |
Percentage principal amount of debt redeemable upon change in control | Rate | 101.00% |
Construction [Member] |  |
Commitments |  |
Construction commitments | $ | $ 54.4 |

X
- Definition As described in the Indenture governing the notes, the fewest number of days notice the Company must give to call the notes. + References No definition available. + Details
Name: | orly_DebtInstrumentCallFeatureEarliestNumberOfDaysCallable
Namespace Prefix: | orly_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition As described in the Indenture governing the notes, the maximum number of days notice the Company must give to call the notes. + References No definition available. + Details
Name: | orly_DebtInstrumentCallFeatureLatestNumberOfDaysCallable
Namespace Prefix: | orly_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition The percentage of the principal amount of the debt instrument that can be redeemed upon a change in control triggering event. + References No definition available. + Details
Name: | orly_PercentOfDebtInstrumentPrincipalAmountRedeemableUponChangeInControl
Namespace Prefix: | orly_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition The percentage of the principal amount of the debt instrument that can be redeemed at the option of the Company. + References No definition available. + Details
Name: | orly_PercentOfDebtInstrumentPrincipalAmountRedeemed
Namespace Prefix: | orly_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition The total amount of the contingent obligation under letters of credit outstanding as of the reporting date. + References No definition available. + Details
Name: | us-gaap_LettersOfCreditOutstandingAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
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_OtherCommitmentsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Minimum amount to be expended to satisfy the terms of arrangements in which the entity has agreed to expend funds to procure goods or services, excluding long-term purchase commitments or unconditional purchase obligations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(19)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(17)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 3: 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(25)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_PurchaseCommitmentRemainingMinimumAmountCommitted
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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

X
- Details
Name: | us-gaap_CreditFacilityAxis=us-gaap_LineOfCreditMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

X
- Details
Name: | us-gaap_UnderlyingAssetClassAxis=us-gaap_ConstructionContractsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |