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STATEMENTS OF CASH FLOWS
3 Months Ended
Mar. 31, 2015
Statement of Cash Flows [Abstract]  
STATEMENTS OF CASH FLOWS
STATEMENTS OF CASH FLOWS

Changes in current assets and current liabilities were as follows: 
 
Three Months Ended March 31,
 
2015
 
2014
 
(Thousands of Dollars)
Decrease (increase) in current assets:
 
 
 
Receivable from related parties
$
(1,034
)
 
$
(4,497
)
Income tax receivable
50

 

Other receivables
88

 
(429
)
Other current assets
194

 
(23
)
Increase (decrease) in current liabilities:
 
 
 
Accounts payable
(202
)
 
73

Accrued compensation expense
1,986

 
3,642

Accrued liabilities
(115
)
 

Taxes other than income tax
(1,468
)
 
(1,101
)
Changes in current assets and current liabilities
$
(501
)
 
$
(2,335
)


Cash flows related to interest and income tax were as follows:
 
Three Months Ended March 31,
 
2015
 
2014
 
(Thousands of Dollars)
Cash paid for interest
$
174

 
$
172

Cash (refunded) paid for income tax
$
(49
)
 
$
1