Note 11 - Liabilities (Tables)

12 Months Ended

Dec. 31, 2012

Schedule of Accrued Liabilities [Table Text Block]

	December 31,
	2012		2011
	(in thousands)
Tax-related	$	1,197	$	56
Accrued compensation and related taxes		3,658		1,593
Deferred revenue		299		278
Professional services		282		485
Accrued fuel and rig-related charges		162		-
Accrued workers compensation		-		1,233
Other		739		181
	$	6,337	$	3,826

Schedule of Other Long-Term Liabilities [Table Text Block]

	December 31,
	2012		2011
	(in thousands)
Tax-related	$	7,373	$	10,737
Phantom stock liability		1,798		-
	$	9,171	$	10,737

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

	Amount
	(in thousands)
For the year ended December 31:
2013	$	4,000
2014		4,000
2015		5,000
	$	13,000

Schedule of Future Minimum Lease Payments for Capital Leases [Table Text Block]

	Amount
	(in thousands)
For the year ended December 31:
2013	$	490
2014		463
2015		463
2016		134
Total minimum lease payments		1,550
Less amount representing interest		(153	)
Present value of net minimum lease payments		1,397
Less current portion		(413	)
Capital lease obligations, net of current portion	$	984