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Components of Working Capital
12 Months Ended
Dec. 31, 2015
Components Of Working Capital [Abstract]  
Components of Working Capital
10.  COMPONENTS OF WORKING CAPITAL

A summary of accounts receivable, net is as follows:
 
 
December 31,
thousands
 
2015
 
2014
Trade receivables, net
 
$
131,005

 
$
105,422

Other receivables, net
 
49,772

 
3,597

Total accounts receivable, net
 
$
180,777

 
$
109,019




A summary of other current assets is as follows:
 
 
December 31,
thousands
 
2015
 
2014
Natural gas liquids inventory
 
$
2,403

 
$
5,316

Imbalance receivables
 
2,122

 
415

Prepaid insurance
 
2,998

 
3,217

Other
 
1,034

 
1,879

Total other current assets
 
$
8,557

 
$
10,827



A summary of accrued liabilities is as follows:
 
 
December 31,
thousands
 
2015
 
2014
Accrued capital expenditures
 
$
60,702

 
$
128,856

Accrued plant purchases
 
16,425

 
14,023

Accrued interest expense
 
26,194

 
24,741

Short-term asset retirement obligations
 
3,555

 
1,224

Short-term remediation and reclamation obligations
 
1,136

 
475

Income taxes payable
 
770

 
207

Other
 
8,113

 
1,338

Total accrued liabilities
 
$
116,895

 
$
170,864