Note 5 - Accounts Payable, Accrued Expenses and Other Liabilities (Tables)

12 Months Ended

Dec. 31, 2015

Notes Tables

Schedule of Accounts Payable and Accrued Liabilities [Table Text Block]

	December 31,
	2015		2014
Accounts payable, trade	$	7,790	$	14,840
Accrued compensation		21,948		16,895
Accrued operating expenses		21,923		22,814
Total accounts payable, accrued expenses and other liabilities	$	51,661	$	54,549