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Discontinued operations (Tables)
 3 Months Ended
Mar. 31, 2018
Discontinued Operations and Disposal Groups [Abstract]  
Disposal groups, including discontinued operations The carrying amounts of the major classes of assets and liabilities classified as held for sale, related to the operations of Fidelity, on the Company's Consolidated Balance Sheets were as follows:
 
March 31, 2018

March 31, 2017

 
December 31, 2017

 
(In thousands)
Assets
 
 
 
 
Current assets:
 
 
 
 
Receivables, net
$
458

$
266

 
$
479

Total current assets held for sale
458

266

 
479

Noncurrent assets:
 
 
 
 
Net property, plant and equipment
1,631

4,515

 
1,631

Deferred income taxes
2,637

91,098

 
2,637

Other
161

161

 
161

Total noncurrent assets held for sale
4,429

95,774

 
4,429

Total assets held for sale
$
4,887

$
96,040

 
$
4,908

Liabilities
 
 
 
 
Current liabilities:
 
 
 
 
Accounts payable
$
—

$
67

 
$
30

Taxes payable
10,774

4,732

(a)
10,857

Other accrued liabilities
2,810

2,311

 
2,884

Total current liabilities held for sale
13,584

7,110

 
13,771

Total liabilities held for sale
$
13,584

$
7,110

 
$
13,771


(a)
On the Company's Consolidated Balance Sheets, this amount was reclassified to prepayments and other current assets and is reflected in current assets held for sale.
 
The carrying amounts of the major classes of assets and liabilities classified as held for sale, related to the operations of and activity associated with Dakota Prairie Refining, on the Company's Consolidated Balance Sheets were as follows:
 
March 31, 2018

 
March 31, 2017

December 31, 2017

 
 
(In thousands)
 
Assets
 
 
 
 
 
Current assets:
 
 
 
 
 
Income taxes receivable
$
1,858

(a)
$
11,756

$
1,778

(a)
Total current assets held for sale
1,858

 
11,756

1,778

 
Total assets held for sale
$
1,858

 
$
11,756

$
1,778

 
Liabilities
 
 
 
 
 
Current liabilities:
 
 
 
 
 
Accounts payable
$
—

 
$
16

$
—

 
Total current liabilities held for sale
—

 
16

—

 
Noncurrent liabilities:
 
 
 
 
 
Deferred income taxes (b)
37

 
55

37

 
Total noncurrent liabilities held for sale
37

 
55

37

 
Total liabilities held for sale
$
37

 
$
71

$
37

 

(a)
On the Company's Consolidated Balance Sheets, these amounts were reclassified to taxes payable and are reflected in current liabilities held for sale.
(b)
On the Company's Consolidated Balance Sheets, these amounts were reclassified to deferred charges and other assets - deferred income taxes and are reflected in noncurrent assets held for sale.
 
Reconciliation of major classes of income and expense The reconciliation of the major classes of income and expense constituting pretax income (loss) from discontinued operations, which includes Dakota Prairie Refining and Fidelity, to the after-tax income from discontinued operations on the Company's Consolidated Statements of Income was as follows:
 
Three Months Ended
 
 
March 31,
 
 
2018

2017

 
 
(In thousands)
Operating revenues
$
66

$
105

 
Operating expenses
174

(6,577
)
 
Operating income (loss)
(108
)
6,682

 
Other income (expense)
12

(15
)
 
Interest expense
575

—

 
Income (loss) from discontinued operations before income taxes
(671
)
6,667

 
Income taxes
(1,148
)
4,980

*
Income from discontinued operations
$
477

$
1,687

 

*
Includes an elimination for the presentation of income tax adjustments between continuing and discontinued operations.