Annual report pursuant to Section 13 and 15(d)

Summary of Quarterly Financial Information - Summary of Unaudited Financial Data (Detail)

v2.4.0.8
Summary of Quarterly Financial Information - Summary of Unaudited Financial Data (Detail) (USD $)
In Thousands, except Per Share data, unless otherwise specified
3 Months Ended 12 Months Ended
Dec. 31, 2013
Sep. 30, 2013
Jun. 30, 2013
Mar. 31, 2013
Dec. 31, 2012
Sep. 30, 2012
Jun. 30, 2012
Mar. 31, 2012
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Income Statement [Abstract]                      
Net sales $ 450,737 $ 515,756 $ 428,247 $ 451,621 $ 395,617 $ 429,429 $ 384,001 $ 351,274 $ 1,846,361 $ 1,560,321 $ 1,606,016
Gross profit 200,645 230,521 194,894 192,732 168,464 187,824 171,342 155,696 818,792 683,326 623,748
Net earnings (loss) $ 14,165 $ 26,849 $ 7,094 $ 6,680 $ 3,956 $ 11,004 $ (1,782) $ (3,666) $ 54,788 $ 9,512 $ (67,484)
Net earnings (loss) per share:                      
Net earnings (loss) per share, Basic $ 0.28 $ 0.53 $ 0.14 $ 0.13 $ 0.08 $ 0.22 $ (0.04) $ (0.07) $ 1.09 $ 0.19 $ (1.39)
Net earnings (loss) per share, Diluted $ 0.28 $ 0.53 $ 0.14 $ 0.13 $ 0.08 $ 0.22 $ (0.04) $ (0.07) $ 1.08 $ 0.19 $ (1.39)