Annual report pursuant to Section 13 and 15(d)

Selected Quarterly Financial Information (unaudited) (Details)

v3.20.4
Selected Quarterly Financial Information (unaudited) (Details) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 12 Months Ended
Dec. 31, 2020
Sep. 24, 2020
Jun. 25, 2020
Mar. 26, 2020
Dec. 26, 2019
Sep. 26, 2019
Jun. 27, 2019
Mar. 28, 2019
Dec. 31, 2020
Dec. 26, 2019
Dec. 27, 2018
Quarterly Financial Information Disclosure [Abstract]                      
Net sales $ 723,652 $ 684,847 $ 462,352 $ 554,937 $ 527,002 $ 521,093 $ 520,311 $ 477,050 $ 2,425,788 $ 2,045,456 $ 1,709,848
Gross profit 307,540 294,628 196,692 236,032 230,029 213,788 217,823 201,374 1,034,892 863,014 702,268
Net income $ 57,140 $ 68,774 $ 32,004 $ 37,063 $ 35,341 $ 40,974 $ 43,596 $ 30,720 $ 194,981 $ 150,631 $ 116,187
Basic earnings per share (in dollars per share) $ 0.55 $ 0.67 $ 0.31 $ 0.36 $ 0.35 $ 0.41 $ 0.44 $ 0.31 $ 1.90 $ 1.51 $ 1.20
Diluted earnings per share (in dollars per share) $ 0.54 $ 0.65 $ 0.30 $ 0.35 $ 0.34 $ 0.39 $ 0.42 $ 0.29 $ 1.84 $ 1.44 $ 1.11