v2.4.0.6
STATEMENTS OF CASH FLOWS
 12 Months Ended
Dec. 31, 2011
STATEMENTS OF CASH FLOWS [Abstract]  
STATEMENTS OF CASH FLOWS
STATEMENTS OF CASH FLOWS
Changes in current assets and current liabilities were as follows:
 
Year Ended December 31,
 
2011
 
2010
 
2009
 
(Thousands of Dollars)
Decrease (increase) in current assets:
 
 
 
 
 
Accounts receivable
$
(230,980
)
 
$
(90,369
)
 
$
(31,505
)
Inventories
(160,139
)
 
(26,595
)
 
(157,439
)
Income tax receivable
(4,265
)
 
—

 
—

Other current assets
(1,825
)
 
31,373

 
(38,195
)
Increase (decrease) in current liabilities:
 
 
 
 
 
Accounts payable
140,898

 
80,980

 
59,284

Payable to related party
(3,603
)
 
(218
)
 
7,051

Accrued interest payable
126

 
8,179

 
(969
)
Accrued liabilities
(10,087
)
 
(6,488
)
 
26,874

Taxes other than income tax
2,574

 
(4,793
)
 
209

Income tax payable
1,848

 
1,064

 
(8,208
)
Changes in current assets and current liabilities
$
(265,453
)
 
$
(6,867
)
 
$
(142,898
)

The above changes in current assets and current liabilities differ from changes between amounts reflected in the applicable consolidated balance sheets due to current assets and current liabilities acquired and disposed during the period and the effect of foreign currency translation.
Non-cash investing and financing activities for the years ended December 31, 2011, 2010 and 2009 mainly consist of changes in the fair values of our fixed-to-floating and forward-starting interest rate swaps.
Cash flows related to interest and income taxes were as follows:
 
Year Ended December 31,
 
2011
 
2010
 
2009
 
(Thousands of Dollars)
Cash paid for interest, net of amount capitalized
$
109,027

 
$
87,653

 
$
93,632

Cash paid for income taxes, net of tax refunds received
$
14,920

 
$
13,062

 
$
20,150