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Supplemental Disclosures (Tables)
12 Months Ended
Dec. 31, 2016
Supplemental Disclosures [Abstract]  
Summary of current accrued liabilities
The following table summarizes the Company’s current accrued liabilities at December 31, 2016 and 2015 (in thousands).
 
 
December 31,
 
 
2016
 
2015
Accrued evaluated and unproved and unevaluated property costs
 
$
54,273

 
$
54,586

Accrued support equipment and facilities costs
 
15,139

 
17,393

Accrued lease operating expenses
 
16,009

 
7,743

Accrued interest on debt
 
6,541

 
5,806

Accrued asset retirement obligations
 
915

 
254

Accrued partners’ share of joint interest charges
 
5,572

 
4,565

Other
 
3,011

 
2,022

Total accrued liabilities
 
$
101,460

 
$
92,369

Supplemental disclosures of cash flow information
The following table provides supplemental disclosures of cash flow information for the years ended December 31, 2016, 2015 and 2014 (in thousands).
 
 
Year Ended December 31,
 
 
2016
 
2015
 
2014
Cash paid for income taxes
 
$
2,895

 
$
506

 
$
94

Cash paid for interest expense, net of amounts capitalized
 
27,464

 
16,154

 
5,269

Increase in asset retirement obligations related to mineral properties
 
3,817

 
2,510

 
3,843

Increase in asset retirement obligations related to support equipment and facilities
 
222

 
383

 
120

Increase (decrease) in liabilities for oil and natural gas properties capital expenditures
 
1,775

 
(30,683
)
 
32,972

(Decrease) increase in liabilities for support equipment and facilities
 
(588
)
 
12,076

 
4,290

Issuance of restricted stock units for Board and advisor services
 
992

 
584

 
444

Stock-based compensation expense recognized as liability
 
569

 
79

 
223

Increase in liabilities for accrued cost to issue equity
 
343

 

 

Transfer of inventory to oil and natural gas properties
 
395

 
615

 
216