Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2014

Accounting Policies [Abstract]

Property And Equipment Useful Life [Table Text Block]

The Company’s estimated useful life for property and equipment is as follows:

	Estimated Useful Lives
Laboratory equipment	5–7 years
Office and computer equipment	1–5 years
Leasehold improvements	Shorter of lease term or useful life

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]

Annual patent amortization expense for the years ended December 31 is estimated as follows:

	Patent
	Amortization
2015	$	31,000
2016		31,000
2017		31,000
2018		31,000
2019		31,000
Thereafter		214,000
Total patent amortization expense	$	369,000