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Income Tax (Details) | 9 Months Ended
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Sep. 30, 2012
Income Tax Disclosure [Abstract] |
Margin tax | 0.50%

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- Definition Effective Income Tax Rate Reconciliation, State Gross Margin + References No definition available. + Details
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Namespace Prefix: | susp_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

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- Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration