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Discontinued Operations Discontinued Operations (Tables)
 12 Months Ended
Dec. 31, 2016
Discontinued Operations and Disposal Groups [Abstract]  
Schedule of Disposal Groups, Including Discontinued Operations, Income Statement, Balance Sheet and Additional Disclosures [Table Text Block]
The following table details the components of income from discontinued operations:
 
 
(Dollars in thousands)
 
 
Year Ended December 31,
 
 
2016
 
2015
 
2014
Net sales
 
$
—

 
$
—

 
$
2,462

 
 
 
 
 
 
 
Total pre-tax income
 
—

 
—

 
346

Income tax expense
 
—

 
—

 
133

Net income
 
$
—

 
$
—

 
$
213

 
 
 
 
 
 
 
Sale of discontinued operations
 
 
 
 
 
 
Pre-tax gain on sale
 
$
—

 
$
—

 
$
1,877

Income tax expense
 
—

 
—

 
398

Net gain on sale
 
$
—

 
$
—

 
$
1,479

 
 
 
 
 
 
 
Income and gain from discontinued operations, net of tax
 
$
—

 
$
—

 
$
1,692

 
 
 
 
 
 
 
Basic and diluted income per share
 
$
—

 
$
—

 
$
0.20