Note 1 - Description of Business and Significant Accounting Policies (Tables)

3 Months Ended

Mar. 31, 2019

Notes Tables

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

(In thousands)	March 31, 2019		December 31, 2018
Trade payables	$	12,275	$	8,633
Revenue payables		15,535		16,665
Prepayments from partners		325		132
Miscellaneous payables		240		304
Total Accounts payable	$	28,375	$	25,734

(In thousands)	March 31, 2019		December 31, 2018
Accrued capital expenditures	$	9,145	$	8,086
Accrued lease operating expense		980		1,100
Accrued production and other taxes		443		338
Accrued transportation and gathering		3,300		1,888
Accrued performance bonus		976		3,420
Accrued interest		402		443
Accrued office lease		1,332		598
Accrued general and administrative expense and other		901		645
Total Accrued liabilities	$	17,479	$	16,518