v3.19.3.a.u2
STATEMENTS OF CASH FLOWS (Tables)
 12 Months Ended
Dec. 31, 2019
Statement of Cash Flows [Abstract]  
Schedule of Changes in Current Assets and Liabilities [Text Block]
Changes in current assets and current liabilities were as follows:
 
Year Ended December 31,
 
2019
 
2018
 
2017
 
(Thousands of Dollars)
Decrease (increase) in current assets:
 
 
 
 
 
Accounts receivable
$
(23,480
)
 
$
22,482

 
$
(865
)
Receivable from related party
—

 
160

 
112

Inventories
(866
)
 
3,819

 
11,936

Prepaid and other current assets
(5,103
)
 
3,694

 
3,393

Increase (decrease) in current liabilities:
 
 
 
 
 
Accounts payable
8,068

 
8,003

 
(30,409
)
Accrued interest payable
1,632

 
(4,279
)
 
6,489

Accrued liabilities
(19,614
)
 
39,577

 
(11,157
)
Taxes other than income tax
(5,276
)
 
4,521

 
(3,529
)
Income tax payable
(126
)
 
285

 
(2,463
)
Changes in current assets and current liabilities
$
(44,765
)
 
$
78,262

 
$
(26,493
)
Schedule of Supplemental Cash Flow Information [Text Block]
Cash flows related to interest and income taxes were as follows:
 
Year Ended December 31,
 
2019
 
2018
 
2017
 
(Thousands of Dollars)
Cash paid for interest, net of amount capitalized
$
176,859

 
$
183,078

 
$
158,089

Cash paid for income taxes, net of tax refunds received
$
6,817

 
$
8,535

 
$
11,338


As of December 31, 2019, restricted cash is included in "Other long-term assets, net" on the consolidated balance sheet. “Cash, cash equivalents and restricted cash” on the consolidated statements of cash flows was included in the consolidated balance sheets as follows:
 
December 31,
2019
 
December 31,
2018
 
(Thousands of Dollars)
Cash and cash equivalents
$
16,192

 
$
11,529

Other long-term assets, net
8,788

 
—

Assets held for sale
—

 
2,115

Cash, cash equivalents and restricted cash
$
24,980

 
$
13,644