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Long-term Notes Payable (including current portion) and Line of Credit - Schedule of Remaining Principal Payment (Details) - Loan Agreement With Silicon Valley Bank - USD ($)
Mar. 31, 2017
Dec. 31, 2016
Line Of Credit Facility [Line Items]    
2017 $ 1,000,000  
2018 1,333,333  
Long-term debt $ 2,333,333 $ 2,666,666