XML 18 R4.htm IDEA: XBRL DOCUMENT v3.8.0.1
Statements of Consolidated Income - USD ($)
shares in Thousands, $ in Thousands
 12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Income Statement [Abstract]      
Net sales $ 378,212 $ 336,634 $ 354,666
Cost of products sold 259,584 227,220 251,214
GROSS PROFIT 118,628 109,414 103,452
Costs and expenses      
Selling 34,048 31,799 30,593
General and administrative 43,160 42,057 36,878
Research and engineering 14,327 14,025 14,879
Other operating expenses - net 985 54 8,753
Total costs and expenses 92,520 87,935 91,103
OPERATING INCOME 26,108 21,479 12,349
Other income (expense)      
Interest income 430 291 391
Interest expense (1,061) (844) (565)
Other income (expense) 329 27 (469)
Total other income (expense) (302) (526) (643)
INCOME BEFORE INCOME TAXES 25,806 20,953 11,706
Income taxes 13,152 5,698 5,031
NET INCOME $ 12,654 $ 15,255 $ 6,675
BASIC EARNINGS PER SHARE      
Net income $ 2.48 $ 2.95 $ 1.25
DILUTED EARNINGS PER SHARE      
Net income 2.47 2.95 1.24
Cash dividends declared per share $ 0.80 $ 0.80 $ 0.80
Weighted-average number of shares outstanding - basic 5,102 5,166 5,350
Weighted-average number of shares outstanding - diluted 5,133 5,178 5,366