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Commitments and Contingencies (Tables) | 3 Months Ended
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Mar. 31, 2021
Commitments and Contingencies [Abstract] |
Operating Leases | The following table presents information regarding operating leases where we are the lessee at March 31, 2021:
Asset Category | ROU Asset Carrying Value (1) |  | Lease Liability Carrying Value (2) |  | Weighted- Average Remaining Term |  | Weighted- Average Discount Rate (3)
Storage and pipeline facilities | $ | 124.3 |  | $ | 124.9 |  | 15 years |  | 4.3%
Transportation equipment |  | 31.6 |  |  | 33.6 |  | 3 years |  | 3.3%
Office and warehouse space |  | 168.7 |  |  | 185.9 |  | 16 years |  | 3.2%
Total | $ | 324.6 |  | $ | 344.4 |  |  |  |
(1) | Right-of-use (“ROU”) asset amounts are a component of “Other assets” on our Unaudited Condensed Consolidated Balance Sheet.
(2) | At March 31, 2021, lease liabilities of $27.1 million and $317.3 million were included within “Other current liabilities” and “Other liabilities,” respectively.
(3) | The discount rate for each category of assets represents the weighted average of either (i) the implicit rate applicable to the underlying leases (where determinable) or (ii) our incremental borrowing rate adjusted for collateralization (if the implicit rate is not determinable). In general, the discount rates are based on either information available at the lease commencement date or January 1, 2019 for leases existing at the adoption date for ASC 842, Leases.
Consolidated Lease Expense | The following table disaggregates our total operating lease expense for the periods indicated:
|  | For the Three Months Ended March 31, |
|  | 2021 |  |  | 2020 |
Long-term operating leases: |  |  |  |  |  |
Fixed lease expense: |  |  |  |  |  |
Non-cash lease expense (amortization of ROU assets) |  | $ | 9.3 |  |  | $ | 10.0 |
Related accretion expense on lease liability balances |  |  | 3.1 |  |  |  | 3.4 |
Total fixed lease expense |  |  | 12.4 |  |  |  | 13.4 |
Variable lease expense |  |  | 0.4 |  |  |  | 0.2 |
Subtotal operating lease expense |  |  | 12.8 |  |  |  | 13.6 |
Short-term operating leases |  |  | 13.5 |  |  |  | 13.2 |
Total operating lease expense |  | $ | 26.3 |  |  | $ | 26.8 |

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- Definition Tabular disclosure of lessee's lease cost. Includes, but is not limited to, interest expense for finance lease, amortization of right-of-use asset for finance lease, operating lease cost, short-term lease cost, variable lease cost and sublease income. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=121609121&loc=SL77918686-209980 + Details
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- Definition Tabular disclosure for lessee's operating leases. Includes, but is not limited to, description of lessee's operating lease, existence and terms of renewal or purchase options and escalation clauses, restrictions imposed by lease, such as those concerning dividends, additional debt, and further leasing, rent holidays, rent concessions, or leasehold improvement incentives and unusual provisions or conditions. + References Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 10 -Section 55 -Paragraph 40 -Subparagraph (Note 1,3) -URI http://asc.fasb.org/extlink&oid=121580752&loc=d3e38371-112697 Reference 2: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=121573735&loc=d3e41499-112717 Reference 3: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=121555522&loc=d3e12069-110248 Reference 4: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=121573735&loc=d3e41502-112717 Reference 5: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=121549808&loc=d3e36991-112694 + Details
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