Debt Instruments [Abstract]
Debt
Debt Disclosure [Text Block]
Accrual for Environmental Loss Contingencies [Abstract]
Loss Contingencies
Loss Contingencies [Table]
Related Party [Axis]
Related Party [Axis]
Related Party [Domain]
Related Party [Domain]
Affiliated Entity [Member]
Affiliated Entity [Member]
Loss Contingencies [Line Items]
Loss Contingencies [Line Items]
Environmental Remediation Expense
Environmental Remediation Expense
Accrued Environmental Expense
Accrual for Environmental Loss Contingencies
Accrued Environmental Expense, Noncurrent
Accrued Environmental Loss Contingencies, Noncurrent
Supplemental Guarantor / Non-Guarantor Financial Information [Abstract]
Supplemental Guarantor / Non-Guarantor Financial Information [Abstract]
Supplemental Guarantor / Non-Guarantor Financial Information
Condensed Financial Information of Parent Company Only Disclosure [Text Block]
Income Statement [Abstract]
Revenues:
Revenues [Abstract]
Affiliates
Revenue from Related Parties
Third parties
Other Revenue, Net
Total revenues
Revenue, Net
Operating costs and expenses:
Operating Costs and Expenses [Abstract]
Operations (exclusive of depreciation and amortization)
Operating Costs and Expenses
Depreciation and amortization
Depreciation, Depletion and Amortization
General and administrative
General and Administrative Expense
Total operating costs and expenses
Operating Expenses
Operating income
Operating Income (Loss)
Other income (expense):
Other Income and Expenses [Abstract]
Equity in earnings of equity method investments
Income (Loss) from Equity Method Investments
Interest expense
Interest Expense
Interest income
Interest Income, Other
Loss on early extinguishment of debt
Gain (Loss) on Extinguishment of Debt
Gain (loss) on sale of assets and other
Gain (Loss) on Disposition of Assets
Total other income (expense)
Nonoperating Income (Expense)
State income tax (expense) benefit
State and Local Income Tax Expense (Benefit), Continuing Operations
Net Income
Income (Loss) from Continuing Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest
Allocation of net income attributable to Predecessor
Net (Income) Loss Attributable to Predecessor
Net (Income) Loss Attributable to Predecessor
Allocation of net income attributable to noncontrolling interests
Net Income (Loss) Attributable to Noncontrolling Interest
Net income attributable to Holly Energy Partners
Net Income (Loss) Attributable to Parent
General partner interest in net income attributable to the partners
Net Income (Loss) Allocated to General Partners
Limited partners’ interest in net income
Net Income (Loss) Allocated to Limited Partners
Limited partners’ per unit interest in earnings—basic and diluted:
Net Income (Loss) Per Outstanding Limited Partnership Unit Basic and Diluted
Net Income (Loss) Per Outstanding Limited Partnership Unit Basic and Diluted
Weighted average limited partners’ units outstanding
Weighted Average Number of Shares Outstanding, Basic and Diluted
Schedule of Condensed Financial Statements [Table]
Condensed Financial Statements [Table]
Consolidation Items [Axis]
Consolidation Items [Axis]
Consolidation Items [Domain]
Consolidation Items [Domain]
Consolidation, Eliminations [Member]
Consolidation, Eliminations [Member]
Consolidated Entities [Axis]
Consolidated Entities [Axis]
Consolidated Entities [Domain]
Consolidated Entities [Domain]
Parent Company [Member]
Parent Company [Member]
Guarantor Subsidiaries [Member]
Guarantor Subsidiaries [Member]
Non-Guarantor Subsidiaries [Member]
Non-Guarantor Subsidiaries [Member]
Condensed Financial Statements, Captions [Line Items]
Condensed Financial Statements, Captions [Line Items]
ASSETS
Assets [Abstract]
Current assets:
Assets, Current [Abstract]
Cash and cash equivalents
Cash and Cash Equivalents, at Carrying Value
Accounts receivable
Receivables, Net, Current
Prepaid and other current assets
Prepaid Expense and Other Assets, Current
Total current assets
Assets, Current
Properties and equipment, net
Property, Plant and Equipment, Net
Investment in subsidiaries
Investment in Consolidated Subsidiaries
Investment in Consolidated Subsidiaries
Transportation agreements, net
Finite-Lived Intangible Assets, Net
Goodwill
Goodwill
Equity method investments
Equity Method Investments
Other assets
Other Assets, Noncurrent
Assets
Assets
LIABILITIES AND PARTNERS’ EQUITY
Liabilities and Equity [Abstract]
Current liabilities:
Liabilities, Current [Abstract]
Accounts payable
Accounts Payable, Current
Accrued interest
Interest Payable, Current
Deferred revenue
Deferred Revenue, Current
Accrued property taxes
Accrual for Taxes Other than Income Taxes, Current
Other current liabilities
Other Liabilities, Current
Total current liabilities
Liabilities, Current
Long-term debt
Long-term Debt, Excluding Current Maturities
Other long-term liabilities
Liabilities, Noncurrent
Deferred revenue
Deferred Revenue, Noncurrent
Class B unit
Business Acquisition, Equity Interest Issued or Issuable, Value Assigned
Equity - partners
Partners' Capital
Equity - noncontrolling interest
Stockholders' Equity Attributable to Noncontrolling Interest
Total liabilities and equity
Liabilities and Equity
Condensed Consolidating Balance Sheet
Condensed Balance Sheet [Table Text Block]
Condensed Consolidating Statement of Comprehensive Income
Condensed Statement of Comprehensive Income [Table Text Block]
Condensed Consolidating Statement of Cash Flows
Condensed Cash Flow Statement [Table Text Block]
Fair Value Disclosures [Abstract]
Statement [Table]
Statement [Table]
Measurement Basis [Axis]
Measurement Basis [Axis]
Fair Value Measurement [Domain]
Fair Value Measurement [Domain]
Portion at Fair Value Measurement [Member]
Portion at Fair Value Measurement [Member]
Carrying Value [Member]
Reported Value Measurement [Member]
Fair Value [Member]
Estimate of Fair Value Measurement [Member]
Debt Instrument [Axis]
Debt Instrument [Axis]
Debt Instrument, Name [Domain]
Debt Instrument, Name [Domain]
6.5% Senior Notes [Member]
6.5% Senior Notes [Member]
6.5% Senior Notes [Member]
6% Senior notes [Member]
Six Percent Senior Notes Due Two Thousand Twenty Four [Member] [Member]
Six Percent Senior Notes Due Two Thousand Twenty Four [Member] [Member]
Derivative Instrument Risk [Axis]
Derivative Instrument [Axis]
Derivative Contract Type [Domain]
Derivative Contract [Domain]
Interest Rate Swap [Member]
Interest Rate Swap [Member]
Fair Value, Hierarchy [Axis]
Fair Value, Hierarchy [Axis]
Fair Value, Measurements, Fair Value Hierarchy [Domain]
Fair Value Hierarchy [Domain]
Fair value inputs, Level 2 [Member]
Fair Value, Inputs, Level 2 [Member]
Debt Instrument [Line Items]
Debt Instrument [Line Items]
Assets, Fair Value Disclosure
Assets, Fair Value Disclosure
Financial Liabilities Fair Value Disclosure
Financial Liabilities Fair Value Disclosure
Accounting Policies [Abstract]
Description of Business and Presentation of Financial Statements
Business Description and Accounting Policies [Text Block]
Partners' Capital [Abstract]
Distribution Payments [Table]
Distribution Payments [Table]
Distribution Payments [Table]
Subsequent Event Type [Axis]
Subsequent Event Type [Axis]
Subsequent Event Type [Domain]
Subsequent Event Type [Domain]
Subsequent Event [Member]
Subsequent Event [Member]
Distribution Payments [Line Items]
Distribution Payments [Line Items]
[Line Items] for Distribution Payments [Table]
Dividends Payable, Date Declared
Dividends Payable, Date Declared
Partners' Capital, Distribution Amount Per Share
Partners' Capital, Distribution Amount Per Share
Dividends Payable, Date to be Paid
Dividends Payable, Date to be Paid
Dividends Payable, Date of Record
Dividends Payable, Date of Record
Allocations of Quarterly Cash Distributions to General and Limited Partners
Allocations of Quarterly Cash Distributions to General and Limited Partners [Abstract]
Allocations of Quarterly Cash Distributions to General and Limited Partners [Abstract]
Partner Distributions
Partners' Capital Account, Distributions [Abstract]
General partner interest
General Partner Distributions
General partner incentive distribution
Incentive Distribution, Distribution
Total general partner distribution
General Partners' Capital Account, Period Distribution Amount
Limited partner distribution
Limited Partners' Capital Account, Distribution Amount
Total regular quarterly cash distributions
Partners Distributions
Partners Distributions
Cash distribution per unit applicable to limited partners
Distribution Made to Limited Partner, Distributions Paid, Per Unit
Property, Plant and Equipment [Abstract]
Schedule of Property, Plant and Equipment [Table]
Property, Plant and Equipment [Table]
Property, Plant and Equipment by Type [Axis]
Property, Plant and Equipment, Type [Axis]
Property, Plant and Equipment, Type [Domain]
Property, Plant and Equipment, Type [Domain]
Pipelines, terminals and tankage [Member]
Pipelines [Member]
Refinery Assets [Member]
324110 Petroleum Refineries [Member]
Land and right of way [Member]
Land [Member]
Construction in progress [Member]
Construction in Progress [Member]
Other [Member]
Property, Plant and Equipment, Other Types [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment [Line Items]
Properties and equipment, gross
Property, Plant and Equipment, Gross
Less accumulated depreciation
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment
Properties and equipment, net
Interest costs, capitalized during period
Interest Costs Capitalized
Depreciation expense
Depreciation
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Schedule of Business Acquisitions, by Acquisition [Table]
Schedule of Business Acquisitions, by Acquisition [Table]
Business Acquisition [Line Items]
Business Acquisition [Line Items]
Schedule of Business Acquisitions, by Acquisition [Table Text Block]
Schedule of Business Acquisitions, by Acquisition [Table Text Block]
Segment Reporting [Abstract]
Schedule of Segment Reporting Information, by Segment [Table]
Schedule of Segment Reporting Information, by Segment [Table]
Segments [Axis]
Segments [Axis]
Segments [Domain]
Segments [Domain]
Segment Reporting Information [Line Items]
Segment Reporting Information [Line Items]
Segment Reporting Disclosure [Text Block]
Segment Reporting Disclosure [Text Block]
Schedule of Segment Reporting Information, by Segment [Table Text Block]
Schedule of Segment Reporting Information, by Segment [Table Text Block]
Statement of Partners' Capital [Abstract]
Statement, Partner Capital Components [Axis]
Partner Capital Components [Axis]
Partner Capital Components [Domain]
Partner Capital Components [Domain]
Common Units
Capital Units [Member]
General Partner Interest
Partnership Interest [Member]
Accumulated Other Comprehensive Income (Loss)
AOCI Attributable to Parent [Member]
Noncontrolling Interest
Noncontrolling Interest [Member]
Statement [Line Items]
Statement [Line Items]
Increase (Decrease) in Partners' Equity [Roll Forward]
Increase (Decrease) in Partners' Capital [Roll Forward]
Balance at
Partners' Capital, Including Portion Attributable to Noncontrolling Interest
Issuance of common units
Partners' Capital Account, Sale of Units
Contribution from HFC
Partners' Capital Account, Contributions
Distribution to HFC for acquisition
Payments to Acquire Other Productive Assets
Distributions to HEP unitholders
Partners' Capital Account, Distributions
Distributions to Noncontrolling Interest
Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders
Amortization of restricted and performance units
Adjustments to Additional Paid in Capital, Share-based Compensation, Restricted Stock Unit or Restricted Stock Award, Requisite Service Period Recognition
Class B unit accretion
Temporary Equity, Accretion of Interest
Net income
Other comprehensive income
Other Comprehensive Income (Loss), Net of Tax
Balance at
Predecessor Effects on Cash Flows [Table]
Predecessor Effects on Cash Flows [Table]
Predecessor Effects on Cash Flows [Table]
Business Acquisition [Axis]
Business Acquisition [Axis]
Business Acquisition, Acquiree [Domain]
Business Acquisition, Acquiree [Domain]
Woods Cross [Member]
Woods Cross [Member]
Woods Cross [Member]
Scenario [Axis]
Scenario [Axis]
Scenario, Unspecified [Domain]
Scenario, Unspecified [Domain]
Scenario, Previously Reported [Member]
Scenario, Previously Reported [Member]
Predecessor Effects on Cash Flows [Line Items]
Predecessor Effects on Cash Flows [Line Items]
[Line Items] for Predecessor Effects on Cash Flows [Table]
Net Income
Net cash provided (used) by operating activities
Net Cash Provided by (Used in) Operating Activities
Purchase of Woods Cross refinery processing units
Payments to Acquire Other Property, Plant, and Equipment
Net cash used for investing activities
Net Cash Provided by (Used in) Investing Activities
Contributions from HFC for acquisitions
Proceeds from Partnership Contribution
Net cash used for financing activities
Net Cash Provided by (Used in) Financing Activities
Document And Entity Information [Abstract]
Document and Entity Information.
Entities [Table]
Entities [Table]
Legal Entity [Axis]
Legal Entity [Axis]
Entity [Domain]
Entity [Domain]
Entity Information [Line Items]
Entity Information [Line Items]
Entity Registrant Name
Entity Registrant Name
Entity Central Index Key
Entity Central Index Key
Current Fiscal Year End Date
Current Fiscal Year End Date
Entity Filer Category
Entity Filer Category
Document Type
Document Type
Document Period End Date
Document Period End Date
Document Fiscal Year Focus
Document Fiscal Year Focus
Document Fiscal Period Focus
Document Fiscal Period Focus
Amendment Flag
Amendment Flag
Entity Common Stock, Shares Outstanding
Entity Common Stock, Shares Outstanding
Net Income per Limited Partner Unit [Abstract]
Net Income per Limited Partner Unit [Abstract]
Schedule of Allocation of General Partner Interest in Net Income [Table Text Block]
Schedule of Allocation of General Partner Interest in Net Income [Table Text Block]
Schedule of Allocation of General Partner Interest in Net Income [Table Text Block]
Earnings per Unit by Type of Partner [Table Text Block]
Earnings per Unit by Type of Partner [Table Text Block]
[Table Text Block] for Earnings per Unit by Type of Partner [Table]
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]
Employees, Retirement and Incentive Plans
Compensation and Employee Benefit Plans [Text Block]
Equity Method Investment, Cost Components [Axis]
Equity Method Investment, Cost Components [Axis]
Equity Method Investment, Cost Components [Axis]
Equity Method Investment, Cost Components [Domain]
Equity Method Investment, Cost Components [Domain]
Equity Method Investment, Cost Components [Domain]
UNEV Pipeline [Member]
UNEV Pipeline [Member]
UNEV Pipeline [Member]
Cash flows from investing activities
Net Cash Provided by (Used in) Investing Activities [Abstract]
Additions to Properties and Equipment
Payments to Acquire Property, Plant, and Equipment
Payments to Acquire Equity Method Investments
Payments to Acquire Equity Method Investments
Proceeds from sale of assets
Proceeds from Sale of Property, Plant, and Equipment
Distributions in excess of equity in earnings of equity investments
Income (Loss) from Equity Method Investments, Net of Dividends or Distributions
Other
Payments for (Proceeds from) Other Investing Activities
Cash flows from financing activities
Net Cash Provided by (Used in) Financing Activities [Abstract]
Net borrowings (repayments) under credit agreement
Proceeds from (Repayments of) Lines of Credit
Net intercompany financing activities
Net Intercompany Financing Activities
Net Intercompany Financing Activities
Proceeds from Issuance of Senior Notes
Proceeds from Issuance of Senior Long-term Debt
Proceeds from Issuance of common units
Proceeds from Issuance of Common Limited Partners Units
Contributions from General Partner
Proceeds from Contributed Capital
Repayments of Senior Debt
Repayments of Senior Debt
Contributions from general partner for Osage
Proceeds from Contributions from Parent
Distribution to HFC for Tulsa Tank Acquisition
Payments to Acquire Productive Assets
Distributions to HEP unitholders
Distribution Made to Limited Partner, Cash Distributions Paid
Distribution to HFC for El Dorado tanks
Distribution to HFC for Osage
Payments to Acquire Machinery and Equipment
Distributions to noncontrolling interests
Payments to Noncontrolling Interests
Purchase of units for incentive grants
Payments for Repurchase of Equity
Deferred financing costs
Payments of Financing Costs
Other
Proceeds from (Payments for) Other Financing Activities
Increase (decrease) for the period
Cash and Cash Equivalents, Period Increase (Decrease)
Beginning of period
End of period
General Partner Interest in Net Income
Managing Member or General Partner, Subsequent Distribution Amount
Allocation of net income attributable to Predecessor
Net income (Loss) Allocated to Partners After Predecessor Portion
Net income (Loss) Allocated to Partners After Predecessor Portion
Net income (Loss) Allocated to Partners After Predecessor Portion
Goodwill and Intangible Assets Disclosure [Abstract]
Transportation Agreements
Intangible Assets Disclosure [Text Block]
Schedule of Long-term Debt Instruments [Table]
Schedule of Long-term Debt Instruments [Table]
Long-term Debt, Type [Axis]
Long-term Debt, Type [Axis]
Long-term Debt, Type [Domain]
Long-term Debt, Type [Domain]
Senior Notes [Member]
Notes Payable to Banks [Member]
Line of Credit Facility, Maximum Borrowing Capacity
Line of Credit Facility, Maximum Borrowing Capacity
Line of Credit Facility, Expiration Date
Line of Credit Facility, Expiration Date
Line of Credit Facility, Capacity Available for Trade Purchases
Line of Credit Facility, Capacity Available for Trade Purchases
Line of Credit Facility, Accordion Feature
Line of Credit Facility, Accordion Feature
Line of Credit Facility, Accordion Feature
Principal
Debt Instrument, Face Amount
Senior Notes
Senior Notes
Stated interest rate, senior notes
Debt Instrument, Interest Rate, Stated Percentage
Senior Notes Aggregate Redemption Amount
Senior Notes Aggregate Redemption Amount
Senior Notes Aggregate Redemption Amount
Debt Instrument, Unamortized Premium
Redemption Premium
Debt Instrument, Unamortized Discount
Loss on Extinguishment of Debt Due to Unamortized Discount
Loss on Extinguishment of Debt Due to Unamortized Discount
Net Income Per Limited Partner Unit
Earnings Per Share [Text Block]
Debt Capital Leases [Abstract]
Debt Capital Leases [Abstract]
Schedule of Capital Leased Assets [Table]
Schedule of Capital Leased Assets [Table]
Range [Axis]
Range [Axis]
Range [Domain]
Range [Domain]
Minimum [Member]
Minimum [Member]
Maximum [Member]
Maximum [Member]
Capital Leased Assets [Line Items]
Capital Leased Assets [Line Items]
Capital Leases, Term of Contract
Lessee, Operating Lease, Term of Contract
Capital Leased Assets, Gross
Capital Leased Assets, Gross
Capital Leases Accumulated Depreciation
Capital Leases, Lessee Balance Sheet, Assets by Major Class, Accumulated Depreciation
Schedule of Fair Value, Financial Instruments Measured on Recurring Basis
Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]
Statement of Comprehensive Income [Abstract]
Statement, Scenario [Axis]
Other comprehensive income:
Other Comprehensive Income (Loss), Net of Tax [Abstract]
Change in fair value of cash flow hedging instruments
Derivative Instruments, Gain (Loss) Recognized in Other Comprehensive Income (Loss), Effective Portion, Net
Reclassification adjustment to net income on partial settlement of cash flow hedge
Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net
Other comprehensive income (loss)
Comprehensive income before noncontrolling interest
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest
Allocation of net loss attributable to Predecessor
Allocation of net comprehensive income to noncontrolling interests
Comprehensive income attributable to Holly Energy Partners
Comprehensive Income (Loss), Net of Tax, Attributable to Parent
Debt Disclosure [Abstract]
Credit Agreement
Long-term Line of Credit
Unamortized discount
Debt Instrument, Unamortized Discount
Senior Notes
Total long-term debt
Pipelines and terminal - affiliate [Member]
Pipelines and terminals - third party [Member]
Refinery processing units - affiliate [Member]
2911 Petroleum Refining [Member]
Other [Member]
Other [Member]
Other [Member] [Member]
Subsegments [Axis]
Subsegments [Axis]
Subsegments [Domain]
Subsegments [Domain]
Revenue, Net
Operating Income (Loss)
Segment operating profit
Segment operating profit
Segment operating profit
Unallocated general and administrative
Interest and financing costs, net
Interest Income (Expense), Net
Gain on sale of assets and other
Other Operating Income (Expense), Net
Property, Plant and Equipment, Additions
Property, Plant and Equipment, Additions
Statement of Financial Position [Abstract]
Equity Method Investee, Name [Axis]
Investment, Name [Axis]
Equity Method Investee, Name [Domain]
Investment, Name [Domain]
Class of Stock [Axis]
Class of Stock [Axis]
Class of Stock [Domain]
Class of Stock [Domain]
Accounts receivable:
Accounts Receivable, Net, Current [Abstract]
Trade
Accounts Receivable, Net, Current
Affiliates
Due from Affiliates
Total accounts receivable
Total current assets
Total assets
Accounts payable:
Accounts Payable, Current [Abstract]
Trade
Accounts Payable, Trade, Current
Affiliates
Due to Affiliate, Current
Total accounts payable
Total current liabilities
Other long-term liabilities
Other Liabilities, Noncurrent
Equity:
Equity [Abstract]
Partners’ equity:
Common unitholders (64,318,955 and 62,780,503 units issued and outstanding at September 30, 2017 and December 31, 2016, respectively
Capital Units, Value
General partner interest (2% interest)
General Partners' Capital Account
Accumulated other comprehensive income
Accumulated Other Comprehensive Income (Loss), Net of Tax
Total partners’ equity
Noncontrolling interest
Total Equity
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest
Total liabilities and equity
Schedule of Predecessor Effects on Operations [Table]
Schedule of Predecessor Effects on Operations [Table]
Schedule of Predecessor Effects on Operations [Table]
Tulsa Tanks [Member]
Tulsa Tanks [Member]
Tulsa Tanks [Member]
Schedule of Predecessor Effects on Operations [Line Items]
Schedule of Predecessor Effects on Operations [Line Items]
[Line Items] for Schedule of Predecessor Effects on Operations [Table]
Operating Costs and Expenses
Schedule of Finite-Lived Intangible Assets by Major Class [Table]
Schedule of Finite-Lived Intangible Assets [Table]
Finite-Lived Intangible Assets by Major Class [Axis]
Finite-Lived Intangible Assets by Major Class [Axis]
Finite-Lived Intangible Assets, Major Class Name [Domain]
Finite-Lived Intangible Assets, Major Class Name [Domain]
Alon transportation agreement
Alon [Member]
Alon [Member]
HFC transportation agreement
HFC [Member]
HFC [Member]
Other [Member]
El Dorado [Member]
El Dorado [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Useful Life (years)
Finite-Lived Intangible Asset, Useful Life
Finite-Lived Intangible Assets, Useful Life, Initial Term (years)
Finite-Lived Intangible Assets, Useful Life, Initial Term
Finite-Lived Intangible Assets, Useful Life, Initial Term
Finite-Lived Intangible Assets, Useful Life, Extension Period (years)
Finite-Lived Intangible Assets, Useful Life, Extension Period
Finite-Lived Intangible Assets, Useful Life, Extension Period
Amortization of Transportation Agreements
Amortization of Intangible Assets
Finite-Lived Intangible Assets, Net [Abstract]
Finite-Lived Intangible Assets, Net [Abstract]
Transportation agreements, gross
Finite-Lived Intangible Assets, Gross
Less accumulated amortization
Finite-Lived Intangible Assets, Accumulated Amortization
Transportation agreements, net
Financial Instruments
Financial Instruments Disclosure [Text Block]
Equity Method Investments [Member]
Equity Method Investee [Member]
Revenues [Abstract]
Revenue, Net [Abstract]
Total revenues
Operating costs and expenses [Abstract]
Operating Expenses [Abstract]
Total operating costs and expenses
Equity in Earnings (Loss) of Subsidiaries
Income (Loss) from Subsidiaries, before Tax
Equity in Earnings of Equity Method Investments
Nonoperating Income (Expense)
Net income attributable to Holly Energy Partners
Other comprehensive income (loss)
Comprehensive Income (Loss) Attributable to Holly Energy Partners
Related Party Transactions [Abstract]
Schedule of Related Party Transactions, by Related Party [Table]
Schedule of Related Party Transactions, by Related Party [Table]
Related Party Transaction [Axis]
Related Party Transaction [Axis]
Related Party Transaction [Domain]
Related Party Transaction [Domain]
Shortfall Payments [Member]
Shortfall Payments [Member]
Shortfall Payments [Member]
Related Party Transaction [Line Items]
Related Party Transaction [Line Items]
Other Commitments, Future Minimum Payments, Remainder of Fiscal Year
Other Commitment
Administrative Fee, Related Party
Costs and Expenses, Related Party
Revenue from related parties
Omnibus Agreement G & A Expenses, Related Party
Related Party Transaction, Selling, General and Administrative Expenses from Transactions with Related Party
Employee expenses reimbursed to related party
Related Party Transaction, Expenses from Transactions with Related Party
Reimbursements received from related parties
Related Party Transaction, Amounts of Transaction
Distributions to HEP unitholders
Distribution Made to Limited Liability Company (LLC) Member, Cash Distributions Paid
Accounts receivable due from HFC
Due from Affiliate, Current
Accounts payable to HFC
Shortfall Payments, Revenue Recognized
Deferred Revenue, Revenue Recognized
Shortfall Billings Deferred Revenue
Deferred Revenue, Additions
Risks and Uncertainties [Abstract]
Significant Customers
Concentration Risk Disclosure [Text Block]
Partners' Equity
Partners' Capital Notes Disclosure [Text Block]
Schedule of Other Ownership Interests [Table]
Schedule of Other Ownership Interests [Table]
El Dorado [Member]
Osage Pipeline [Member] [Member]
Osage Pipeline [Member] [Member]
Osage Pipeline [Member] [Member]
SLC Pipeline [Member]
SLC Pipeline [Member]
SLC Pipeline [Member]
Frontier Pipeline [Member]
Frontier Pipeline [Member]
Frontier Pipeline [Member]
Cheyenne [Member]
Cheyenne [Member]
Cheyenne [Member]
Other Ownership Interests [Line Items]
Other Ownership Interests [Line Items]
Business Acquisition Purchase Price
Business Acquisition Purchase Price
Business Acquisition Purchase Price
Ownership percentage, controlling interest
Ownership Percentage by Parent, Controlling Interest
Ownership Percentage by Parent, Controlling Interest
General partner interest
Limited Liability Company (LLC) or Limited Partnership (LP), Managing Member or General Partner, Ownership Interest
Common Unit, Issued
Common Unit, Issued
Common Stock, Shares, Issued
Common Stock, Shares, Issued
Equity Method Investment, Ownership Percentage
Equity Method Investment, Ownership Percentage
Business Combination, Consideration Transferred
Business Combination, Consideration Transferred
Equity Method Investment, Underlying Equity in Net Assets
Equity Method Investment, Underlying Equity in Net Assets
Tulsa tanks, Plains acquisition
Length of Pipeline
Length of Pipeline
Length of pipeline
Production barrel capacity per day
Production barrel capacity per day
Production barrel capacity per day
Additions to Properties and Equipment
Proceeds from Issuance of Private Placement
Proceeds from Issuance of Private Placement
Common Unit, Authorized
Common Unit, Authorized
Duration of Sales Commitment - Years
Duration of Sales Commitment - Years
Duration of Sales Commitment - Years
Purchase Obligation Minimum Annualized Payment
Purchase Obligation Minimum Annualized Payment
Purchase Obligation Minimum Annualized Payment
Business Acquisition, Pro Forma Net Income (Loss)
Business Acquisition, Pro Forma Net Income (Loss)
Schedule of Finite-Lived Intangible Assets by Major Class
Schedule of Finite-Lived Intangible Assets [Table Text Block]
Revolving Credit Facility [Member]
Revolving Credit Facility [Member]
Amortization discount and deferred debt issuance costs [Member]
Net amortization discount and deferred debt issuance costs [Member]
Net amortization discount and deferred debt issuance costs [Member]
Commitment Fees and Other [Member]
Loan Lending Commitment Arrangement Fees [Member]
Interest expense, debt
Interest Expense, Debt
Less capitalized interest
Interest expense
Cash paid for interest
Interest Paid
Schedule of Capital Units [Table]
Schedule of Capital Units [Table]
Capital Units by Class [Axis]
Capital Units by Class [Axis]
Capital Unit, Class [Domain]
Capital Unit, Class [Domain]
Capital Unit [Line Items]
Capital Unit [Line Items]
General Partners' Contributed Capital
General Partners' Contributed Capital
Partners' Capital Account, Units, Sale of Units
Partners' Capital Account, Units, Sale of Units
Common units held by HFC
Partners' Capital Account, Units
General partner ownership interest
Common Unit Issuance Program
Common Unit Issuance Program
Common Unit Issuance Program
Gross Proceeds from Issuance of Common Units
Proceeds from Issuance of Common Stock
Properties and Equipment
Property, Plant and Equipment [Table Text Block]
Environmental
Environmental Loss Contingency Disclosure [Text Block]
Schedule of Revenue by Major Customers, by Reporting Segments [Table]
Schedule of Revenue by Major Customers, by Reporting Segments [Table]
Concentration Risk by Benchmark [Axis]
Concentration Risk Benchmark [Axis]
Concentration Risk Benchmark [Domain]
Concentration Risk Benchmark [Domain]
Sales Revenue, Net [Member]
Sales Revenue, Net [Member]
Major Customers [Axis]
Customer [Axis]
Name of Major Customer [Domain]
Customer [Domain]
HFC [Member]
Alon [Member]
Revenue, Major Customer [Line Items]
Revenue, Major Customer [Line Items]
Concentration risk, percentage of total sales
Concentration Risk, Percentage
Concentration risk, number of significant customers
Concentration risk, number of significant customers
Concentration risk, number of significant customers
Schedule of Allocation of General Partner Interest in Net Income
Schedule of Distributions Made to Members or Limited Partners
Distributions Made to Limited Partner, by Distribution [Table Text Block]
Variable Rate [Axis]
Variable Rate [Axis]
Variable Rate [Domain]
Variable Rate [Domain]
London Interbank Offered Rate (LIBOR) [Member]
London Interbank Offered Rate (LIBOR) [Member]
Derivatives, Fair Value, by Balance Sheet Location [Axis]
Balance Sheet Location [Axis]
Balance Sheet Location [Domain]
Balance Sheet Location [Domain]
Accumulated Other Comprehensive Income (Loss) [Member]
Other Current Assets [Member]
Other Current Assets [Member]
Derivative Instruments, Gain (Loss) by Hedging Relationship [Axis]
Hedging Relationship [Axis]
Hedging Relationship [Domain]
Hedging Relationship [Domain]
Cash Flow Hedging [Member]
Cash Flow Hedging [Member]
Cash Flow Hedging, Added 2012 [Member]
Cash Flow Hedging, Added 2012 [Member]
Cash Flow Hedging, Added 2012 [Member]
Line of credit facility, amount outstanding
Accumulated Other Comprehensive Income (Loss), Net of Tax
Derivative Instruments and Hedges, Assets
Derivative Instruments and Hedges, Assets
Derivative Asset
Derivative Asset
Schedule of Nonvested Restricted Stock Units Activity
Schedule of Nonvested Restricted Stock Units Activity [Table Text Block]
Schedule of Nonvested Performance-based Units Activity
Schedule of Nonvested Performance-based Units Activity [Table Text Block]
Consolidation, Policy [Policy Text Block]
Consolidation, Policy [Policy Text Block]
New Accounting Pronouncements, Policy [Policy Text Block]
New Accounting Pronouncements, Policy [Policy Text Block]
Schedules of Concentration of Risk, by Risk Factor
Schedules of Concentration of Risk, by Risk Factor [Table Text Block]
Commitments and Contingencies Disclosure [Abstract]
Contingencies
Contingencies Disclosure [Text Block]
Statement of Cash Flows [Abstract]
Cash flows from operating activities
Net Cash Provided by (Used in) Operating Activities [Abstract]
Adjustments to reconcile net income to net cash provided by operating activities:
Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract]
(Gain) loss on sale of assets
Gain (Loss) on Disposition of Property Plant Equipment
Amortization of deferred charges
Amortization of Deferred Charges
Amortization of restricted and performance units
Restricted Stock or Unit Expense
Distributions greater (less) than income from equity investments
Equity Company Earnings in Excess of Distributions
Equity Company Earnings in Excess of Distributions
Loss on early extinguishment of debt
(Increase) decrease in operating assets:
Increase (Decrease) in Operating Assets [Abstract]
Accounts receivable – trade
Increase (Decrease) in Accounts Receivable
Accounts receivable – affiliates
Increase (Decrease) in Accounts Receivable, Related Parties
Prepaid and other current assets
Increase (Decrease) in Prepaid Expense and Other Assets
Increase (decrease) in operating liabilities:
Increase (Decrease) in Operating Liabilities [Abstract]
Accounts payable – trade
Increase (Decrease) in Accounts Payable, Trade
Accounts payable – affiliates
Increase (Decrease) in Accounts Payable, Related Parties
Accrued interest
Increase (Decrease) in Interest Payable, Net
Deferred revenue
Increase (Decrease) in Deferred Revenue
Accrued property taxes
Increase (Decrease) in Property and Other Taxes Payable
Other current liabilities
Increase (Decrease) in Other Current Liabilities
Other, net
Increase (Decrease) in Other Operating Assets and Liabilities, Net
Net cash provided by operating activities
Purchase of Interest in Equity Method Investments
Proceeds from sale of assets
Distributions in excess of equity in earnings of equity investments
Equity Company Distributions in Excess of Income
Equity Company Distributions in Excess of Income
Other
Net cash used for investing activities
Borrowings under credit agreement
Proceeds from Lines of Credit
Repayments of credit agreement borrowings
Repayments of Lines of Credit
Redemption of 6.5% Senior Notes
Early Repayment of Senior Debt
Distributions to noncontrolling interests
Distribution to HFC for Osage acquisition
Cash and cash equivalents
Cash and Cash Equivalents [Abstract]
Increase (decrease) for the period
Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table]
Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table]
Equity-Based Arrangements, Individual Contracts, Type of Deferred Compensation [Axis]
Equity-Based Arrangements, Individual Contracts, Type of Deferred Compensation [Axis]
Equity-Based Arrangements, Individual Contracts, Type of Deferred Compensation [Domain]
Equity-Based Arrangements, Individual Contracts, Type of Deferred Compensation [Domain]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Intruments Other Than Options, Award Type and Plan Name [Axis]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Intruments Other Than Options, Award Type and Plan Name [Axis]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Intruments Other Than Options, Award Type and Plan Name [Axis]
Share-based Compensation Arrangement by Share-based Payment Award [Domain]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Award Type and Plan Name [Domain]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Award Type and Plan Name [Domain]
Deferred Compensation Arrangement with Individual, Share-based Payments, by Title of Individual [Axis]
Title of Individual [Axis]
Title of Individual with Relationship to Entity [Domain]
Relationship to Entity [Domain]
Executive Officer [Member]
Executive Officer [Member]
Award Type [Axis]
Award Type [Axis]
Award Type [Domain]
Equity Award [Domain]
Performance Shares [Member]
Performance Shares [Member]
Restricted Stock Units (RSUs) [Member]
Restricted Stock Units (RSUs) [Member]
Share-based Compensation Arrangements
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Estimated Share Payouts Unit Awards Minimum
Estimated Share Payouts, Outstanding Nonvested Performance Unit Awards Minimum
Estimated Share Payouts, Outstanding Nonvested Performance Unit Awards Minimum
Estimated Share Payouts Unit Awards Maximum
Estimated Share Payouts, Outstanding Nonvested Performance Unit Awards Maximum
Estimated Share Payouts, Outstanding Nonvested Performance Unit Awards Maximum
Estimated Share Payouts Unit Awards Minimum
Range of Performance Units Earned, Based on Performance Units Granted, Minimum
Range of Performance Units Earned, Based on Performance Units Granted, Minimum
Estimated Share Payouts Unit Awards Maximum
Share-based Compensation Arrangement by Share-based Payment Award, Maximum Employee Subscription Rate
Share-based Compensation Arrangement Instruments [Roll Forward]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]
Outstanding at January 1, 2017 (nonvested)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number
Granted
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period
Vesting and transfer of common units to recipients
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period
Forfeited
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period
Outstanding at September 30, 2017 (nonvested)
Fair value of vested units transferred to recipients
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value
Weighted Average Fair Value of Units Outstanding
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Aggregate Intrinsic Value
Total unrecognized compensation related to nonvested units
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized
Weighted average remaining contractual term (years)
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition
Schedule of Long-term Debt Instruments
Schedule of Long-term Debt Instruments [Table Text Block]
Schedule of Derivative Instruments
Schedule of Derivative Instruments [Table Text Block]
Schedule of Interest Expense and Other Debt Information
Schedule of Interest Expense and Other Debt Information [Table Text Block]
Schedule of Interest Expense and Other Debt Information [Table Text Block]
Restricted Stock [Member]
Restricted Stock [Member]
Award Vesting Period
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period
Nonvested restricted units outstanding
Weighted average grant date fair value
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value
Forfeited
Weighted Average Grant Date Fair Value
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value
Weighted Average Forfeit Date Fair Value
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period, Weighted Average Exercise Price
Deferred Bonus and Profit Sharing Arrangements, Individual Contracts, Type of Deferred Compensation [Axis]
Deferred Bonus and Profit Sharing Arrangements, Individual Contracts, Type of Deferred Compensation [Axis]
Deferred Bonus and Profit Sharing Arrangement, Individual Contract, Type of Deferred Compensation [Domain]
Deferred Bonus and Profit Sharing Arrangement, Individual Contract, Type of Deferred Compensation [Domain]
Deferred Bonus [Member]
Deferred Bonus [Member]
Employee benefits and share-based compensation
Defined Benefit Plan, Net Periodic Benefit Cost (Credit)
Long-term Incentive Plan, Components
Long-term Incentive Plan, Components
Long-term Incentive Plan, Components
Compensation costs of incentive awards
Share-based Compensation
Units authorized under equity-based compensation plans (new)
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized
Number of units available for grant
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant
Partners' Equity:
Common units issued
Limited Partners' Capital Account, Units Issued
Common units outstanding
Limited Partners' Capital Account, Units Outstanding
Earnings per Unit by Type of Partner [Table]
Earnings per Unit by Type of Partner [Table]
Earnings per Unit by Type of Partner [Table]
Partner Type [Axis]
Partner Type [Axis]
Partner Type of Partners' Capital Account, Name [Domain]
Partner Type of Partners' Capital Account, Name [Domain]
General Partner [Member]
General Partner [Member]
Limited Partner [Member]
Limited Partner [Member]
Earnings per Unit by Type of Partner [Line Items]
Earnings per Unit by Type of Partner [Line Items]
[Line Items] for Earnings per Unit by Type of Partner [Table]
Net Income Attributable to Parent
General Partners' Distribution Declared
Limited partner distribution declared
Distributions in Excess of Net Income Attributable to Partnership
Distributions in Excess of Period Net Income
Distributions in Excess of Period Net Income
Net Income Attributable to Partnership
Net (Income) Loss Attributable to Partnership
Net (Income) Loss Attributable to Partnership
Total Partner Interest in Net Income
Properties and Equipment
Property, Plant and Equipment Disclosure [Text Block]
Related Party Transactions
Related Party Transactions Disclosure [Text Block]