Lease Commitments (Details Narrative) $ in Thousands	1 Months Ended		12 Months Ended
	Mar. 31, 2017 USD ($)	Jan. 31, 2017 USD ($)	Dec. 31, 2016 USD ($)	Dec. 31, 2015 USD ($)
Operating Leased Assets [Line Items]
Rent Expense			$ 597	$ 588
Cost of equipment under capital lease			362	316
Accumulated depreciation			$ 62	$ 29
Number of capital leases			1	3
Capital lease term			5 years
Payments to acquire capital lease			$ 75	$ 132
Payment to retire capital lease			96	$ 85
Change in value of capital equipment			$ (54)
Minimum [Member]
Operating Leased Assets [Line Items]
Capital lease term				3 years
Maximum [Member]
Operating Leased Assets [Line Items]
Capital lease term				5 years
Subsequent Event [Member]
Operating Leased Assets [Line Items]
Capital leases, principal amount		$ 147
Capital leases, interest		23
Payment to retire capital lease		$ 60
Romeoville Illinois [Member]
Operating Leased Assets [Line Items]
Operating lease number of renewals			1
Monthly rent on lease amounts			$ 25
Offsite Warehouse [Member]
Operating Leased Assets [Line Items]
Monthly rent on lease amounts			$ 5
Burr Ridge Facility [Member] | Subsequent Event [Member]
Operating Leased Assets [Line Items]
Operating lease number of renewals	1
Monthly rent on lease amounts	$ 15