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v2.4.0.8

Note 18 - Retirement Plans (Details) (USD $) In Millions, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2011
Note 18 - Retirement Plans (Details) [Line Items] |  |  |
Defined Contribution Plan Vesting Period | 5 years |  |
Defined Contribution Plan, Administrative Expenses (in Dollars) | $ 2.2 | $ 2.1 | $ 2.5
Multiemployer Plan [Member] | Minimum [Member] |  |  |
Note 18 - Retirement Plans (Details) [Line Items] |  |  |
Defined Benefit Plan, Funded Percentage | 80.00% |  |
One Half [Member] | Non-Union [Member] |  |  |
Note 18 - Retirement Plans (Details) [Line Items] |  |  |
Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay | 6.00% |  |
One Half [Member] | CTI Location [Member] |  |  |
Note 18 - Retirement Plans (Details) [Line Items] |  |  |
Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay | 3.00% |  |
One Half [Member] |  |  |
Note 18 - Retirement Plans (Details) [Line Items] |  |  |
Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay | 3.00% |  |
Twenty Percent [Member] |  |  |
Note 18 - Retirement Plans (Details) [Line Items] |  |  |
Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay | 20.00% |  |

X
- Definition Plan assets of a defined benefit plan, as a percentage of projected benefit obligation. + References No definition available. + Details
Name: | us-gaap_DefinedBenefitPlanFundedPercentage
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount of administrative expenses incurred by a defined contribution plan. + References No definition available. + Details
Name: | us-gaap_DefinedContributionPlanAdministrativeExpenses
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Percentage of employees' gross pay for which the employer contributes a matching contribution to a defined contribution plan. + References No definition available. + Details
Name: | us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Defined contribution plan vesting period. + References No definition available. + Details
Name: | zeus_DefinedContributionPlanVestingPeriod
Namespace Prefix: | zeus_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | zeus_Note18RetirementPlansDetailsLineItems
Namespace Prefix: | zeus_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration