Lease Obligations

12 Months Ended

Dec. 31, 2018

Leases [Abstract]

Lease Obligations

9. Lease Obligations

The Company leases its facilities under operating leases. For the years ended December 31, 2018 and 2017 rent expense was $718,736 and $588,197, respectively. The rent expense for the years ended December 31, 2018 and 2017 is net of sublease income of $837,949 and $812,660, respectively.

The lease for the Company’s principal executive office space and manufacturing facilities expired on December 31, 2018. On January 10, 2019, the company exercised its remaining renewal option to extend the term of the lease by three years. The lease contains an escalating rent provision which the Company has straight-lined over the term of the lease.

The future minimum lease payments under non-cancelable leases as of December 31, 2018 are as follows (excluding any potential sublease income):

Year	Operating Lease Payments
2019	$	2,334,382
2020		2,364,408
2021		2,404,565
Total minimum lease payments		7,103,355