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Commitments And Contingencies (Narrative) (Details) $ in Millions | 9 Months Ended
--- | ---
Sep. 30, 2020 USD ($)
Trading Activity, Gains and Losses, Net [Line Items] |
Contracted future purchases | $ 187.9
Railcar Operating Lease [Member] |
Trading Activity, Gains and Losses, Net [Line Items] |
Lessee Operating Lease, Lease Not Yet Commenced | 24.5
Building Operating Lease [Member] |
Trading Activity, Gains and Losses, Net [Line Items] |
Lessee Operating Lease, Lease Not Yet Commenced | $ 1.2
Lessee, Operating Lease, Lease Not yet Commenced, Term of Contract | 5 years
Minimum [Member] |
Trading Activity, Gains and Losses, Net [Line Items] |
Operating Lease Remaining Lease Term | 1 year
Minimum [Member] | Railcar Operating Lease [Member] |
Trading Activity, Gains and Losses, Net [Line Items] |
Lessee, Operating Lease, Lease Not yet Commenced, Term of Contract | 5 years
Maximum [Member] |
Trading Activity, Gains and Losses, Net [Line Items] |
Operating Lease Remaining Lease Term | 17 years 1 month 6 days
Maximum [Member] | Railcar Operating Lease [Member] |
Trading Activity, Gains and Losses, Net [Line Items] |
Lessee, Operating Lease, Lease Not yet Commenced, Term of Contract | 6 years

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- Definition Term of lessee's operating lease not yet commenced, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=77888426&loc=SL77918673-209980 + Details
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- 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://fasb.org/us-gaap/role/ref/legacyRef -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 2: http://fasb.org/us-gaap/role/ref/legacyRef -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=119400593&loc=d3e572229-122910 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -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
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