Quarterly report pursuant to Section 13 or 15(d)

Intangible Assets and Goodwill - Schedule of Intangible Assets (Details)

v3.19.1
Intangible Assets and Goodwill - Schedule of Intangible Assets (Details) - USD ($)
3 Months Ended 12 Months Ended
Mar. 31, 2019
Dec. 31, 2018
Finite-Lived Intangible Assets [Line Items]    
Finite-Lived Intangible Assets, Gross Carrying Amount $ 7,375,000 $ 6,575,000
Finite-Lived Intangible Assets, Accumulated Amortization (2,228,000) (2,035,000)
Finite-Lived Intangible Assets, Net Carrying Amount 5,147,000 4,540,000
Indefinite-Lived Intangible Assets (Excluding Goodwill), Gross 165,000 165,000
Indefinite-Lived Intangible Assets (Excluding Goodwill) 165,000 165,000
Intangible Assets Gross 7,540,000 6,740,000
Intangible Assets, Accumulated Amortization (2,228,000) (2,305,000)
Total 5,312,000 4,705,000
Trademark and Tradename [Member]    
Finite-Lived Intangible Assets [Line Items]    
Finite-Lived Intangible Assets, Gross Carrying Amount 1,367,000 1,367,000
Finite-Lived Intangible Assets, Accumulated Amortization (209,000) (178,000)
Finite-Lived Intangible Assets, Net Carrying Amount 1,158,000 1,189,000
Indefinite-Lived Intangible Assets (Excluding Goodwill), Gross 61,000 61,000
Indefinite-Lived Intangible Assets (Excluding Goodwill) $ 61,000 $ 61,000
Trademark and Tradename [Member] | Minimum [Member]    
Finite-Lived Intangible Assets [Line Items]    
Finite-Lived Intangible Asset, Useful Lives (In Years) 10 years 10 years
Trademark and Tradename [Member] | Maximum [Member]    
Finite-Lived Intangible Assets [Line Items]    
Finite-Lived Intangible Asset, Useful Lives (In Years) 15 years 15 years
Customer List [Member]    
Finite-Lived Intangible Assets [Line Items]    
Indefinite-Lived Intangible Assets (Excluding Goodwill), Gross $ 104,000 $ 104,000
Indefinite-Lived Intangible Assets (Excluding Goodwill) $ 104,000 $ 104,000
Customer Relationships [Member]    
Finite-Lived Intangible Assets [Line Items]    
Finite-Lived Intangible Asset, Useful Lives (In Years) 10 years 10 years
Finite-Lived Intangible Assets, Gross Carrying Amount $ 3,923,000 $ 3,123,000
Finite-Lived Intangible Assets, Accumulated Amortization (536,000) (442,000)
Finite-Lived Intangible Assets, Net Carrying Amount $ 3,387,000 $ 2,681,000
Patents [Member]    
Finite-Lived Intangible Assets [Line Items]    
Finite-Lived Intangible Asset, Useful Lives (In Years) 11 years 11 years
Finite-Lived Intangible Assets, Gross Carrying Amount $ 1,489,000 $ 1,489,000
Finite-Lived Intangible Assets, Accumulated Amortization (1,252,000) (1,218,000)
Finite-Lived Intangible Assets, Net Carrying Amount $ 237,000 $ 271,000
Favorable Contract Interest [Member]    
Finite-Lived Intangible Assets [Line Items]    
Finite-Lived Intangible Asset, Useful Lives (In Years) 5 years 5 years
Finite-Lived Intangible Assets, Gross Carrying Amount $ 388,000 $ 388,000
Finite-Lived Intangible Assets, Accumulated Amortization (162,000) (137,000)
Finite-Lived Intangible Assets, Net Carrying Amount $ 226,000 $ 251,000
Covenant Not to Compete [Member]    
Finite-Lived Intangible Assets [Line Items]    
Finite-Lived Intangible Asset, Useful Lives (In Years) 4 years 4 years
Finite-Lived Intangible Assets, Gross Carrying Amount $ 208,000 $ 208,000
Finite-Lived Intangible Assets, Accumulated Amortization (69,000) (60,000)
Finite-Lived Intangible Assets, Net Carrying Amount $ 139,000 $ 148,000