XML 28 R16.htm IDEA: XBRL DOCUMENT v3.7.0.1
Supplemental Cash Flow Information
 6 Months Ended
Jun. 30, 2017
Supplemental Cash Flow Information [Abstract]  
SUPPLEMENTAL CASH FLOW INFORMATION
SUPPLEMENTAL CASH FLOW INFORMATION
The following table summarizes the changes in the components of operating assets and liabilities shown on our condensed consolidated statements of cash flows (in thousands):
 
Six Months Ended June 30,
 
2017
 
2016
Decrease (increase) in restricted cash
$
(3
)
 
$
1

Decrease (increase) in accounts receivable
43,717

 
(60,062
)
Decrease (increase) in receivable from affiliates
16,805

 
(4,305
)
Decrease (increase) in inventories
19,994

 
(15,918
)
Decrease (increase) in derivatives and margin deposits
1,778

 
(2,234
)
Decrease (increase) in other current assets
(4,812
)
 
956

Decrease (increase) in other assets
(14,710
)
 
(1,266
)
Increase (decrease) in accounts payable and accrued liabilities
(28,909
)
 
60,867

Increase (decrease) in payable to affiliates
(23,000
)
 
3,997

Increase (decrease) in other noncurrent liabilities
1,739

 
(1,453
)
 
$
12,599

 
$
(19,417
)
  
Other supplemental disclosures
We paid cash interest of $25.2 million and $34.9 million for the six months ended June 30, 2017 and 2016, respectively.
We paid cash income taxes, net of refunds of $2.9 million and $2.3 million for the six months ended June 30, 2017 and 2016, respectively.
We incurred liabilities for construction work in process that had not been paid of $17.4 million and $9.1 million as of June 30, 2017 and 2016, respectively. Such amounts are not included in capital expenditures on the consolidated statements of cash flows.
We financed prepayments of insurance premiums of $6.1 million and $4.0 million for the six months ended June 30, 2017 and 2016, respectively.