Restricted Cash	12 Months Ended
Dec. 31, 2011
Receivables [Abstract]
Restricted Assets Disclosure [Text Block]	Note 3. Restricted Cash At December 31, 2011 and 2010, the Company’s liquidity was affected by restricted cash balances of approximately $0.1 million and $0.6 million, respectively, which are included in current assets and are not available for general corporate use. The Company has pledged these amounts as collateral for stand-by letters of credit that guarantee certain long-term property lease obligations and to support customer credit requirements.

The entire disclosure for assets that are restricted in their use, generally by contractual agreements or regulatory requirements. This would include, but not limited to, a description of the restricted assets and the terms of the restriction.

No definition available.

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Note 3. Restricted Cash