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Supplemental Disclosures (Tables)
3 Months Ended
Mar. 31, 2015
Supplemental Disclosures [Abstract]  
Summary of current accrued liabilities
The following table summarizes the Company’s current accrued liabilities at March 31, 2015 and December 31, 2014 (in thousands).
 
March 31,
2015
 
December 31, 2014
Accrued evaluated and unproved and unevaluated property costs
$
96,432

 
$
86,259

Accrued support equipment and facilities costs
11,302

 
4,290

Accrued stock-based compensation
325

 

Accrued lease operating expenses
7,942

 
9,034

Accrued interest on borrowings under Credit Agreement
292

 
206

Accrued asset retirement obligations
268

 
311

Accrued partners’ share of joint interest charges
6,516

 
3,767

Other
5,768

 
5,635

Total accrued liabilities
$
128,845

 
$
109,502

Supplemental disclosures of cash flow information
The following table provides supplemental disclosures of cash flow information for the three months ended March 31, 2015 and 2014 (in thousands).
 
Three Months Ended 
 March 31,
 
2015
 
2014
Cash paid for interest expense, net of amounts capitalized
$
1,990

 
$
1,269

Asset retirement obligations related to mineral properties
1,507

 
1,715

Asset retirement obligations related to support equipment and facilities
32

 
111

Increase in liabilities for oil and natural gas properties capital expenditures
8,654

 
42,012

Increase in liabilities for support equipment and facilities
6,865

 
437

Issuance of restricted stock units for Board and advisor services
142

 
96

Issuance of common stock for advisor services
4

 
6

Stock-based compensation expense recognized as liability
263

 
677

Transfer of inventory from oil and natural gas properties
310

 
107