XML 67 R66.htm IDEA: XBRL DOCUMENT
v3.19.3.a.u2

Note 10 - Derivative Instruments - Impact from Derivatives on Consolidated Statements of Comprehensive Income (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Net Gain (Loss) Recognized | $ (227) | $ (5) | $ (31)
Interest Rate Swap [Member] |  |  |
Net Gain (Loss) Recognized | (227) |  |
Interest Rate Swap [Member] | Chicago Tube and Iron Company Acquisition [Member] |  |  |
Net Gain (Loss) Recognized |  | (5) | (31)
Metal Swaps [Member] |  |  |
Net Gain (Loss) Recognized | 291 | (79) | 475
Embedded Customer Derivatives [Member] |  |  |
Net Gain (Loss) Recognized | $ (291) | $ 79 | $ (475)

X
- Definition Total amount of gain (loss) derived from fair value hedges recognized in earnings in the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5624171-113959 + Details
Name: | us-gaap_GainLossOnFairValueHedgesRecognizedInEarnings
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=us-gaap_InterestRateSwapMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=zeus_ChicagoTubeAndIronCompanyAcquisitionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=zeus_MetalSwapsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=zeus_EmbeddedCustomerDerivativesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |