Annual report pursuant to Section 13 and 15(d)

Income Taxes - Schedule of Deferred Tax Assets and Liabilities (Details)

v3.20.1
Income Taxes - Schedule of Deferred Tax Assets and Liabilities (Details) - USD ($)
$ in Thousands
Dec. 31, 2019
Dec. 31, 2018
Income Tax Disclosure [Abstract]    
Net operating losses $ 9,391 $ 9,540
Environmental and closure reserves 1,977 2,124
Lease liability 742
Other 1,295 1,263
Depreciation and amortization (3,211) (2,418)
Goodwill and indefinite lived intangible assets (590) (586)
Right-of-use lease asset (730)
481(a) adjustment (336)
Prepaid expenses (22) (30)
Deferred tax assets liabilities gross 8,516 9,893
Valuation allowance (9,106) (10,479)
Net deferred income tax liabilities $ (590) $ (586)