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Long-Term Debt (Narrative) (Details) |  | 12 Months Ended |
--- | --- | --- | ---
Aug. 30, 2013 USD ($) | Dec. 31, 2015 USD ($) | Dec. 31, 2014 USD ($) | Dec. 31, 2013 USD ($) | Aug. 14, 2013 USD ($)
Debt Instrument [Line Items] |  |  |  |  |
Senior notes |  | $ 493,308,000 | $ 492,443,000 |  | $ 500,000,000
Cash dividend to former parent |  | $ 0 | $ 0 | $ 650,000,000 |
Fixed charge coverage ratio |  | 0.59 |  |  |
Fixed charge coverage ratio threshold, percentage of aggregate facility commitments and borrowing base |  | 17.50% |  |  |
Fixed charge coverage ratio threshold, amount of aggregate facility commitments and borrowing base |  | $ 70,000,000 |  |  |
Dividend restrictions |  | After giving effect to the applicable restrictions on certain payments, which could include dividends under the credit agreement (which restrictions are only applicable when availability under the credit agreement does not exceed the greater of 25% of the lesser of the revolving commitments and the borrowing base and $100 million (and if availability under the credit agreement does not exceed the greater of 40% of the lesser of the revolving commitments and the borrowing base and $150 million, then our fixed charge coverage ratio must be at least 1.0 to 1.0)) and the indenture, and subject to compliance with applicable law. As of December 31, 2014, the Company had approximately $107.5 million of its net income and retained earnings free of such restrictions. |  |  |
Net income and retained earnings free of restrictions, excess (deficit) of |  | $ (245,700,000) |  |  |
Asset-Based Loan Facility [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Line of credit facility, maximum borrowing capacity | $ 450,000,000 |  |  |  |
Debt outstanding |  | $ 0 |  |  |
Term Facility [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Line of credit facility, maximum borrowing capacity | 150,000,000 |  |  |  |
Proceeds borrowed from credit facility | 150,000,000 |  |  |  |
Asset Based Loan Facility Second Amendment [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Maturity date |  | Sep. 02, 2019 |  |  |
Incremental Facility [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Line of credit facility, maximum borrowing capacity | $ 200,000,000 |  |  |  |
Swing Line [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Line of credit facility, sublimit |  | $ 75,000,000 |  |  |
Letter Of Credit [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Line of credit facility, sublimit |  | $ 200,000,000 |  |  |
Cash [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Percentage of asset available to borrow against |  | 100.00% |  |  |
Credit Card Receivables [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Percentage of asset available to borrow against |  | 90.00% |  |  |
Investment Grade Accounts [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Percentage of asset available to borrow against |  | 90.00% |  |  |
Other Accounts [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Percentage of asset available to borrow against |  | 85.00% |  |  |
Midstream Refined Products Inventory [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Percentage of asset available to borrow against |  | 80.00% |  |  |
Refined Retail Products Inventory [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Percentage of asset available to borrow against |  | 75.00% |  |  |
Retail Merchandise Inventory [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Percentage of asset available to borrow against |  | 70.00% |  |  |
Percentage of net orderly liquidation value available to borrow against |  | 85.00% |  |  |
Federal Funds Rate [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Spread over variable rate (percent) |  | 0.50% |  |  |
LIBOR [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Spread over variable rate (percent) |  | 1.00% |  |  |
Interest period one (in months) |  | 1 month |  |  |
Interest period two (in months) |  | 2 months |  |  |
Interest period three (in months) |  | 3 months |  |  |
Interest period four (in months) |  | 6 months |  |  |
Minimum [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Fixed charge coverage ratio |  | 1.0 |  |  |
Period for fixed charge coverage ratio threshold (in days) |  | 3 days |  |  |
Dividend restriction threshold as a percentage of revolving commitments and borrowing base |  | 25.00% |  |  |
Dividend restriction threshold as amount of availability |  | $ 100,000,000 |  |  |
Dividend restriction, fixed charge coverage ratio |  | 1.0 |  |  |
Minimum [Member] | LIBOR [Member] | Asset-Based Loan Facility [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Spread over variable rate (percent) |  | 1.50% |  |  |
Minimum [Member] | LIBOR [Member] | Term Facility [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Spread over variable rate (percent) |  | 2.75% |  |  |
Minimum [Member] | Alternative Base Rate [Member] | Asset-Based Loan Facility [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Spread over variable rate (percent) |  | 0.50% |  |  |
Minimum [Member] | Alternative Base Rate [Member] | Term Facility [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Spread over variable rate (percent) |  | 1.75% |  |  |
Maximum [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Secured debt to EBITDA ratio |  | 450.00% |  |  |
Dividend restriction threshold as a percentage of revolving commitments and borrowing base with consideration of fixed charge coverage ratio |  | 40.00% |  |  |
Dividend restriction threshold as amount of availability with consideration of fixed charge coverage ratio |  | $ 150,000,000 |  |  |
Maximum [Member] | LIBOR [Member] | Asset-Based Loan Facility [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Spread over variable rate (percent) |  | 2.00% |  |  |
Maximum [Member] | LIBOR [Member] | Term Facility [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Spread over variable rate (percent) |  | 3.00% |  |  |
Maximum [Member] | Alternative Base Rate [Member] | Asset-Based Loan Facility [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Spread over variable rate (percent) |  | 1.00% |  |  |
Maximum [Member] | Alternative Base Rate [Member] | Term Facility [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Spread over variable rate (percent) |  | 2.00% |  |  |
Senior Notes [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Interest rate (percent) |  |  |  |  | 6.00%

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