Note 5 - Prepaid and Other Current Assets and Other Non-Current Assets (Tables)

6 Months Ended

Jun. 30, 2013

Prepaid And Other Current Assets And Other Non Current Assets Disclosure [Abstract]

Schedule of Other Current Assets [Table Text Block]

	June 30, 2013		December 31, 2012
	(in thousands)
Prepaid expenses and other	$	9,734	$	4,538
Prepaid insurance		1,027		441
Insurance receivable		755		755
Prepaid and other current assets	$	11,516	$	5,734

Schedule of Other Assets, Noncurrent [Table Text Block]

	June 30, 2013		December 31, 2012
	(in thousands)
Debt issue costs, net	$	3,723	$	4,768
Value-added tax receivable		1,478		1,215
Other non-current assets	$	5,201	$	5,983

Schedule Of Amortization Of Financing Costs[Table Text Block]

	Three Months Ended June 30,				Six Months Ended June 30,
	2013		2012		2013		2012
	(in thousands)
Amortization of debt issue costs	$	740	$	736	$	1,418	$	1,645
	$	740	$	736	$	1,418	$	1,645