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Equity (Tables)
 9 Months Ended
Sep. 30, 2017
Stockholders' Equity Note [Abstract]  
Schedule of Stockholders Equity [Table Text Block]
A reconciliation of the Company’s equity for the nine months ended September 30, 2017, is as follows:
 
 
 
 
 
 
 
 
 
 
 
 
Accumulated
 
 
 
 
 
 
 
 
 
Capital in
 
 
 
 
Other
 
 
 
 
 
 
Common
 
Excess of
 
Reinvested
 
Comprehensive
 
Noncontrolling
 
 
 
Stock
 
Par Value
 
Earnings
 
Loss
 
Interest
 
 
 
(Dollars in thousands)
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Balance, December 31, 2016
 
$
10,505
 
$
50,184
 
$
157,468
 
$
(16,569)
 
$
6,692
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Net earnings
 
 
-
 
 
-
 
 
8,408
 
 
-
 
 
(70)
 
Foreign currency translation adjustments
 
 
-
 
 
-
 
 
-
 
 
1,331
 
 
341
 
Pension liability adjustment, net of tax
 
 
-
 
 
-
 
 
-
 
 
241
 
 
-
 
Cash dividends declared
 
 
-
 
 
-
 
 
(6,725)
 
 
-
 
 
-
 
Cash dividends paid to noncontrolling interest
 
 
-
 
 
-
 
 
-
 
 
-
 
 
(204)
 
Stock options exercised
 
 
82
 
 
1,931
 
 
-
 
 
-
 
 
-
 
Issuance of restricted stock
 
 
31
 
 
(31)
 
 
-
 
 
-
 
 
-
 
Stock-based compensation expense
 
 
-
 
 
1,174
 
 
-
 
 
-
 
 
-
 
Shares purchased and retired
 
 
(421)
 
 
-
 
 
(11,200)
 
 
-
 
 
-
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Balance, September 30, 2017
 
$
10,197
 
$
53,258
 
$
147,951
 
$
(14,997)
 
$
6,759