PROPERTY AND EQUIPMENT

12 Months Ended

Dec. 31, 2018

Property, Plant and Equipment [Abstract]

PROPERTY AND EQUIPMENT

7.    PROPERTY AND EQUIPMENT

	December 31,				Estimated
	2018		2017		Useful Life (years)
Machinery and equipment	$	2,879,707	$	2,461,047		5 to 10
Computer equipment		3,973,406		3,476,454		5
Furniture and fixtures		707,726		610,323		7
Automobiles and trucks		13,162		13,162		5
Leasehold improvements		1,994,253		1,798,823		Lesser of lease term or 10 years
		9,568,254		8,359,809
Less accumulated depreciation and amortization		7,023,062		6,312,867
	$	2,545,192	$	2,046,942

Depreciation and amortization expense for the years ended December 31, 2018 and 2017 was $710,197 and $616,291, respectively.

During the years ended December 31, 2018 and 2017, the Company acquired $651,775 and $146,192, respectively, of property and equipment under capital leases.