Annual report pursuant to Section 13 and 15(d)

Quarterly Information (Unaudited) (Details)

v2.4.0.6
Quarterly Information (Unaudited) (Details) (USD $)
In Thousands, except Per Share data, unless otherwise specified
3 Months Ended 12 Months Ended
Dec. 31, 2011
Sep. 30, 2011
Jun. 30, 2011
Mar. 31, 2011
Dec. 31, 2010
Sep. 30, 2010
Jun. 30, 2010
Mar. 31, 2010
Dec. 31, 2011
Dec. 31, 2010
Dec. 31, 2009
Quarterly Information                      
Net sales $ 884,500 $ 895,200 $ 879,700 $ 795,100 $ 738,400 $ 688,400 $ 688,800 $ 618,600 $ 3,454,537 $ 2,734,226 $ 2,324,577
Gross profit 713,700 719,900 708,600 632,300 589,800 555,200 552,200 478,200 2,774,453 2,175,415 1,831,443
Net Income $ 105,400 $ 108,000 $ 111,200 $ 88,000 $ 86,300 $ 78,900 $ 82,200 $ 51,800 $ 412,578 $ 299,215 $ 203,346
Earnings per share                      
Basic earnings per share $ 0.91 $ 0.92 $ 0.93 $ 0.74 $ 0.73 $ 0.67 $ 0.69 $ 0.43 $ 3.51 $ 2.51 $ 1.66
Diluted earnings per share $ 0.86 $ 0.87 $ 0.88 $ 0.70 $ 0.69 $ 0.63 $ 0.65 $ 0.41 $ 3.30 $ 2.37 $ 1.61