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Divestiture-related activities
 12 Months Ended
Dec. 31, 2017
Divestiture-Related Activities [Abstract]  
Divestiture-related activities
Divestiture-related activities
Discontinued Operations
The results of the Company’s discontinued operations for the years ended December 31, 2017, 2016 and 2015 were as follows:
 
2017
 
2016
 
2015
 
(Dollars in thousands)
Costs and other expenses (1)
$
4,534

 
$
922

 
$
1,730

Loss from discontinued operations before income taxes
(4,534
)
 
(922
)
 
(1,730
)
Tax benefit on loss from discontinued operations (2)
1,801

 
1,112

 
10,635

Income (loss) from discontinued operations
$
(2,733
)
 
$
190

 
$
8,905


(1)
Includes expenses associated with retained liabilities related to divested businesses.
(2)
The tax benefit on loss from discontinued operations recognized in 2015 reflects a reduction in U.S. liabilities associated with unrecognized tax benefits as a result of the conclusion of an audit.