Note 10 - Leases (Tables)

3 Months Ended

Mar. 31, 2019

Notes Tables

Lease, Cost [Table Text Block]

(in thousands)	March 31, 2019		Consolidated Statements of Operations Classification
Building lease cost	$	353	General and administrative expense
Variable lease cost (1)		47	General and administrative expense
	$	400

Operating Lease, Assets and Liabilities [Table Text Block]

(in thousands)	March 31, 2019			Consolidated Balance Sheets Classification
Lease asset, gross	$	2,922		Furniture, fixtures and equipment and other capital assets
Accumulated depreciation	$	(285	)	Accumulated depletion, depreciation and amortization
Lease asset, net	$	2,637
Current lease liability		1,332		Accrued liabilities
Non-current lease liability		1,871		Other non-current liabilities
Total lease liabilities	$	3,203

Lessee, Operating Lease, Liability, Maturity [Table Text Block]

(in thousands)	March 31, 2019
2019	$	1,155
2020		1,540
2021		813
2022		-
2023		-
Thereafter		-
Total lease payments	$	3,508
Less imputed interest		305
Present value of lease liabilities	$	3,203

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

(in thousands)	December 31, 2018
2019	$	3,753
2020		1,556
2021		513
2022		-
2023		-
Thereafter		-
Future minimum lease obligations	$	5,822