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Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2014	Dec. 31, 2013
LIFO debit	$ 3,572	$ 3,572

X

- Definition

LIFO debit

+ References

No definition available.

+ Details

Name:	zeus_LIFODebit
Namespace Prefix:	zeus_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant