Commitments and Contingencies (Tables)
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12 Months Ended | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Dec. 31, 2012
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Commitments and Contingencies Disclosure [Abstract] | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Schedule of Product Warranty Liability [Table Text Block] | The Company recorded the activity related to the warranty reserve for the years ended December 31 as follows:
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Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block] | Future minimum lease payments under non-cancelable operating leases as of December 31, 2012, for the following fiscal years were:
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