Summary of Signigicant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2017

Accounting Policies [Abstract]

Property and Equipment

The following is a detailed breakout of our “Property and Equipment” balances (in thousands):

	Successor
	December 31, 2017			December 31, 2016
Property and Equipment
Proved oil and gas properties	$	658,519		$	480,499
Unproved oil and gas properties	50,377			33,354
Furniture, fixtures, and other equipment	3,270			3,221
Less – Accumulated depreciation, depletion, amortization and impairment	(216,769		)	(169,879		)
Property and Equipment, Net	$	495,397		$	347,195

Accounts Payable and Accrued Liabilities

Accounts Payable and Accrued Liabilities. The “Accounts payable and accrued liabilities” balances on the accompanying consolidated balance sheets are summarized below (in thousands):

	Successor
	December 31, 2017		December 31, 2016
Trade accounts payable	$	20,884	$	12,372
Accrued operating expenses	3,490		2,990
Accrued compensation costs	5,334		4,730
Asset retirement obligations – current portion	2,109		9,965
Accrued non-income based taxes	3,898		3,937
Accrued corporate and legal fees	2,784		3,075
Other payables	5,938		3,365
Total Accounts payable and accrued liabilities	$	44,437	$	40,434

Oil and Gas receipts greater than 10%

	Successor				Predecessor
Sellers greater than 10%	Year Ended December 31, 2017		Period from April 23, 2016 through December 31, 2016		Period from January 1, 2016 through April 22, 2016		Year Ended December 31, 2015
Kinder Morgan	48	%	38	%	20	%	27	%
Plains Marketing (1)	—	%	14	%	14	%	18	%
Howard Energy (1)	—	%	—	%	11	%	13	%
Southcross Energy (1)	—	%	—	%	11	%	—	%
Shell (1)	—	%	15	%	19	%	16	%