Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2018

Commitments and Contingencies Disclosure [Abstract]

Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block]

As of December 31, 2018, the future minimum rental payments under non-cancelable operating leases were approximately as follows:

Years ending December 31,	Amount
2019	$	2,848,000
2020		2,267,000
2021		783,000
2022		487,000
2023		489,000
Thereafter		243,000
Total	$	7,117,000

Schedule Of Capital Lease

The following is a schedule of future minimum lease payments on the non-cancelable capital lease as of December 31, 2018:

Year ending December 31,	Amount
2018	$	673,878
Total minimum payments required		673,878
Less amount representing interest		(54,876	)
Present value of net minimum lease payments		619,002
Less current portion		(101,741	)
Long-term portion	$	517,261
Equipment under capital lease	$	750,000
Less: accumulated amortization		(160,714	)
	$	589,286

Schedule of Future Minimum Lease Payments for Capital Leases

As of December 31, 2018 the future minimum payments under non-cancelable capital leases were approximately as follows:

Years ending December 31,	Amount
2019		119,000
2020		119,000
2021		119,000
2022		119,000
2023		119,000
Thereafter		79,000
Total	$	674,000