10. Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2017

Commitments and Contingencies Disclosure [Abstract]

Schedule of future operating lease payments

Year Ending December 31,
2018	$	213,026
2019		94,881
2020		4,997
2021		4,560
2022 and thereafter		4,560
	$	322,024