Quarterly report pursuant to Section 13 or 15(d)

Accumulated Other Comprehensive Income (Reclassification Out Of Accumulated Other Comprehensive Income) (Details)

v3.7.0.1
Accumulated Other Comprehensive Income (Reclassification Out Of Accumulated Other Comprehensive Income) (Details) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]    
Sales $ 41,556 $ 38,207
Less: Income tax expense 210 (138)
Total reclassificaitons from AOCI 183  
Unrealized Gains (Losses) on Cash Flow Hedges [Member]    
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]    
Total reclassificaitons from AOCI 163  
Foreign Currency Translation Adjustments [Member]    
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]    
Total reclassificaitons from AOCI 20  
Reclassification Out Of Accumulated Other Comprehensive Income [Member]    
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]    
Total reclassificaitons from AOCI 183  
Reclassification Out Of Accumulated Other Comprehensive Income [Member] | Unrealized Gains (Losses) on Cash Flow Hedges [Member]    
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]    
Sales 296 $ (141)
Less: Income tax expense 133  
Total reclassificaitons from AOCI 163  
Reclassification Out Of Accumulated Other Comprehensive Income [Member] | Foreign Currency Translation Adjustments [Member]    
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]    
Other, net $ 20