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Equity (Tables)
 3 Months Ended
Mar. 31, 2018
Stockholders' Equity Note [Abstract]  
Schedule of Stockholders Equity [Table Text Block]
The following table reconciles the  Company’s equity for the three months ended March 31, 2018:
 
 
 
 
 
 
 
 
 
 
 
 
Accumulated
 
 
 
 
 
 
 
 
Capital in
 
 
 
 
Other
 
 
 
 
 
Common
 
Excess of
 
Reinvested
 
Comprehensive
 
Noncontrolling
 
 
 
Stock
 
Par Value
 
Earnings
 
Loss
 
Interest
 
 
 
(Dollars in thousands)
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Balance, December 31, 2017
 
$
10,162
 
$
55,884
 
$
150,350
 
$
(17,859)
 
$
7,122
 
Net earnings
 
 
-
 
 
-
 
 
2,987
 
 
-
 
 
(171)
 
Foreign currency translation adjustments
 
 
-
 
 
-
 
 
-
 
 
(85)
 
 
(34)
 
Pension liability adjustment, net of tax
 
 
-
 
 
-
 
 
-
 
 
118
 
 
-
 
Cash dividends declared
 
 
-
 
 
-
 
 
(2,257)
 
 
-
 
 
-
 
Cash dividends paid to noncontrolling interest
 
 
-
 
 
-
 
 
-
 
 
-
 
 
(88)
 
Stock options exercised
 
 
108
 
 
2,776
 
 
-
 
 
-
 
 
-
 
Restricted stock forfeited
 
 
(2)
 
 
2
 
 
-
 
 
-
 
 
-
 
Stock-based compensation expense
 
 
-
 
 
351
 
 
-
 
 
-
 
 
-
 
Balance, March 31, 2018
 
$
10,268
 
$
59,013
 
$
151,080
 
$
(17,826)
 
$
6,829