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Other Long-Term Liabilities - Components of Other Long-Term Liabilities(Details) - USD ($)
Mar. 31, 2018
Dec. 31, 2017
Other Liabilities Disclosure [Abstract]    
Capital leases, less current portion $ 225,531 $ 281,470
Deferred rent 124,655 131,493
Accrued taxes, less current portion 13,763 13,762
Total $ 363,949 $ 426,725