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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)
 12 Months Ended
Dec. 31, 2016
Accounting Policies [Abstract]  
Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]
The components of accumulated other comprehensive loss as recorded on the accompanying Consolidated Balance Sheets were as follows:
 
 
 
2016
 
2015
  
 
(Dollars in thousands)
Foreign currency translation adjustments
 
$
(5,489)
 
 
$
(5,691
) 
Pension liability, net of tax
 
 
(11,080
) 
 
 
(12,776
) 
Total accumulated other comprehensive loss
 
$
(16,569)
 
 
$
(18,467
) 
Changes In Accumulated Other Comprehensive Loss [Table Text Block]
The following presents a tabular disclosure about changes in accumulated other comprehensive loss during the year ended December 31, 2016 (dollars in thousands):
 
 
 
Foreign
Currency
Translation
Adjustments
 
Defined
Benefit
Pension
Items
 
Total
Balance, December 31, 2014
 
$
(2,894
) 
 
$
(15,136
) 
 
$
(18,030
) 
Other comprehensive (loss) income before reclassifications
 
 
(2,797
) 
 
 
1,285
 
 
 
(1,512
) 
Amounts reclassified from accumulated other comprehensive loss
 
 
—
 
 
 
1,075
 
 
 
1,075
 
Net current period other comprehensive (loss) income
 
 
(2,797
) 
 
 
2,360
 
 
 
(437
) 
Balance, December 31, 2015
 
$
(5,691
) 
 
$
(12,776
) 
 
$
(18,467
) 
Other comprehensive income before reclassifications
 
 
202
 
 
 
765
 
 
 
967
 
Amounts reclassified from accumulated other comprehensive loss
 
 
—
 
 
 
931
 
 
 
931
 
Net current period other comprehensive income
 
 
202
 
 
 
1,696
 
 
 
1,898
 
Balance, December 31, 2016
 
$
(5,489
) 
 
$
(11,080
) 
 
$
(16,569
) 
Reclassification out of Accumulated Other Comprehensive Income [Table Text Block]
The following presents a tabular disclosure about reclassification adjustments out of accumulated other comprehensive loss during the years ended December 31, 2016 and 2015 (dollars in thousands):
 
 
 
Amounts reclassified from
accumulated other
comprehensive loss for
the year ended December
31,
 
Affected line
item in the
statement
where net
income is presented
  
 
2016
 
2015
Amortization of defined benefit pension items
 
 
  
 
 
 
  
 
 
 
  
 
Prior service cost
 
$
(262)
 
 
$
(112
) 
 
 
(1)
 
Actuarial losses
 
 
1,789
 
 
 
1,874
 
 
 
(1)
 
Total before tax
 
 
1,527
 
 
 
1,762
 
 
 
  
 
Tax benefit
 
 
(596
) 
 
 
(687
) 
 
 
 
Net of tax
 
$
931
 
 
$
1,075
 
 
 
 
 
(1)
These amounts were included in the computation of net periodic pension cost. See Note 11 for additional details.