Note 6 - Long-term Debt and Lease Obligation (Tables)

12 Months Ended

Dec. 31, 2017

Notes Tables

Schedule of Debt [Table Text Block]

	December 31,
	201 7			201 6
New Senior secured debt due March 25, 2021 Interest accrues at 8% per annum	$	62,701		$	-
Prior Senior secured debt due September 28, 2019 Interest accrues at 8% per annum		-			43,550
Convertible note instrument due March 5, 2018 Interest accrues at 7% per annum (1)		1,371			2,154
Convertible note instrument due March 5, 2020 Interest accrues at 7% per annum		69,488			66,800
Lease Obligation		13,720			12,755
Other loans		160			144
Debt discount and debt issuance costs, net of accumulated accretion		(8,988	)		(10,572	)
		138,452			114,831
Less current portion		1,408			170
	$	137,044		$	114,661

Schedule of Maturities of Long-term Debt [Table Text Block]

Year Ending December 31	($ in thousands)
201 8	$	1,426
201 9		59
20 20		69,634
20 21		62,239
202 2+		13,720
Total	$	147,078