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USD ($)

USD ($) / shares
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1/1/2010 - 12/31/2010
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1/1/2010 - 12/31/2010
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1/1/2010 - 12/31/2010
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1/1/2010 - 12/31/2010
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1/1/2010 - 12/31/2010
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1/1/2010 - 12/31/2010
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12/31/2010
USD ($)
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 -Publisher SEC
 -Name Regulation S-X (SX)
 -Number 210
 -Section 02
 -Paragraph 22
 -Article 5

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under the debt agreement as of the balance sheet date.</ElementDefenition><ElementReferences>Reference 1: http://www.xbrl.org/2003/role/presentationRef
 -Publisher SEC
 -Name Regulation S-X (SX)
 -Number 210
 -Section 02
 -Paragraph 22
 -Article 5

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 -Publisher SEC
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 -Number 210
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 -Paragraph 16
 -Article 7

Reference 2: http://www.xbrl.org/2003/role/presentationRef
 -Publisher SEC
 -Name Regulation S-X (SX)
 -Number 210
 -Section 03
 -Paragraph 16
 -Article 9

Reference 3: http://www.xbrl.org/2003/role/presentationRef
 -Publisher SEC
 -Name Regulation S-X (SX)
 -Number 210
 -Section 02
 -Paragraph 20, 22
 -Article 5

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