Annual report pursuant to Section 13 and 15(d)

Quarterly Financial Information (Unaudited) (Details)

v3.3.1.900
Quarterly Financial Information (Unaudited) (Details) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 12 Months Ended
Dec. 31, 2015
Sep. 30, 2015
Jun. 30, 2015
Mar. 31, 2015
Dec. 31, 2014
Sep. 30, 2014
Jun. 30, 2014
Mar. 31, 2014
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Quarterly Financial Information (unaudited)                      
Net sales $ 118,810 $ 120,565 $ 107,143 $ 53,890 $ 100,054 $ 78,836 $ 88,225 $ 36,396 $ 400,408 $ 303,511 $ 194,320
Gross profit 38,551 40,865 37,010 16,437 38,696 29,090 34,415 14,125 132,863 116,326 65,650
Income before taxes 21,034 23,672 20,954 603 20,682 16,555 22,417 2,343 66,263 61,997 19,017
Net income $ 15,141 $ 15,548 $ 13,104 $ 383 $ 13,031 $ 10,762 $ 14,593 $ 1,575 $ 43,572 $ 39,352 $ 11,460
Basic income per common share (in dollars per share) $ 0.66 $ 0.69 $ 0.58 $ 0.02 $ 0.58 $ 0.48 $ 0.65 $ 0.07 $ 1.95 $ 1.78 $ 0.52
Earnings per common share assuming dilution (in dollars per share) 0.68 0.68 0.57 0.01 0.58 0.47 0.64 0.07 $ 1.94 $ 1.77 $ 0.51
Cash dividends paid per share (in dollars per share) $ 0.22 $ 0.22 $ 0.22 $ 0.22 $ 0.22 $ 0.22 $ 0.22 $ 0.22