Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2013

Accounting Policies [Abstract]

Property, Plant and Equipment [Table Text Block]

The estimated useful lives of the assets are as follows:

Computer software	3 to 5 years
Office furniture and equipment	3 to 7 years
Laboratory equipment	5 to 7 years
Leasehold improvements	Lesser of estimated - useful life or lease term

Schedule Of Stock Based Compensation Expense [Table Text Block]

Stock compensation expense by income statement account is as follows:

	2013		2012		2011
Cost of revenues	$	112,348	$	91,118	$	85,731
General & administrative		339,098		282,375		266,915
Marketing and selling		77,789		81,819		65,431
Research and development		9,069		2,855		—
Total stock compensation	$	538,304	$	458,167	$	418,077

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

Basic and diluted weighted average common shares outstanding are as follows:

	2013	2012	2011
Weighted average common shares outstanding, basic	5,299,060	5,260,320	5,229,646
Dilutive common equivalent shares	16,403	12,222	6,294
Weighted average common shares outstanding, assuming dilution	5,315,463	5,272,542	5,235,940