Tabular disclosure of the carrying amount as of the balance sheet date of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Topic
-SubTopic
-Publisher SEC
-Number 210
-Article 5
-Subparagraph a,b,c
-Name Regulation S-X (SX)
-Paragraph 6
-Section 2

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Namespace Prefix:	us-gaap
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration