Quarterly report pursuant to Section 13 or 15(d)

Segment Information (Schedule Of Segment Information) (Details)

v3.19.1
Segment Information (Schedule Of Segment Information) (Details)
$ in Thousands
3 Months Ended 12 Months Ended
Mar. 31, 2019
USD ($)
GeographicSegments
Mar. 31, 2018
USD ($)
Dec. 31, 2018
Segment Reporting Information [Line Items]      
Number of Operating Segments | GeographicSegments 4    
Net sales to unrelated entities $ 654,608 $ 607,308  
Income from operations 87,958 59,321  
Interest income, net 3,400 2,296  
Other non-operating expense 446 (268)  
Income before income tax 91,804 $ 61,349  
Immaterial Error Correction   3.1  
Concentration Risk, Percentage   10.00% 11.60%
United States [Member]      
Segment Reporting Information [Line Items]      
Net sales to unrelated entities 412,224 $ 362,844  
Income from operations 95,723 75,830  
LAAP      
Segment Reporting Information [Line Items]      
Net sales to unrelated entities 132,859 131,569  
Income from operations 26,750 24,118  
EMEA [Member]      
Segment Reporting Information [Line Items]      
Net sales to unrelated entities 71,348 71,775  
Income from operations 9,186 6,648  
Canada [Member]      
Segment Reporting Information [Line Items]      
Net sales to unrelated entities 38,177 41,120  
Income from operations 6,011 6,242  
Operating Segments [Member]      
Segment Reporting Information [Line Items]      
Income from operations 137,670 112,838  
Corporate, Non-Segment [Member]      
Segment Reporting Information [Line Items]      
Unallocated corporate expenses $ (49,712) $ (53,517)