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Annual report pursuant to Section 13 and 15(d)

STOCK-BASED COMPENSATION - RSU Activity (Details)

v3.19.1
STOCK-BASED COMPENSATION - RSU Activity (Details) - $ / shares
3 Months Ended 12 Months Ended
Mar. 31, 2018
Mar. 30, 2019
Dec. 30, 2017
Dec. 31, 2016
Performance-based Ìý Ìý Ìý Ìý
Number Outstanding Ìý Ìý Ìý Ìý
Nonvested shares, Beginning balance (in shares) 1,504,551 1,438,016 Ìý Ìý
Granted (in shares) 351,490 19,099 Ìý Ìý
Issued as Common Stock (in shares) (405,871) 0 Ìý Ìý
Forfeited/cancelled (in shares) (12,154) (60,439) Ìý Ìý
Nonvested shares, Ending balance (in shares) 1,438,016 1,396,676 1,504,551 Ìý
Vested (in shares) Ìý 859,332 Ìý Ìý
Weighted Average Grant Date Fair Value Ìý Ìý Ìý Ìý
Nonvested shares, Beginning balance (in USD per share) $ 62.22 $ 61.58 Ìý Ìý
Granted (in USD per share) 74.80 80.39 $ 53.69 $ 61.31
Issued as Common Stock (in USD per share) 75.33 0.00 Ìý Ìý
Forfeited/cancelled (in USD per share) 63.64 65.20 Ìý Ìý
Nonvested shares, Ending balance (in USD per share) $ 61.58 61.68 $ 62.22 Ìý
Vested (in USD per share) Ìý $ 61.37 Ìý Ìý
Nonperformance-based Ìý Ìý Ìý Ìý
Number Outstanding Ìý Ìý Ìý Ìý
Nonvested shares, Beginning balance (in shares) 335,093 696,423 Ìý Ìý
Granted (in shares) 407,074 82,799 Ìý Ìý
Issued as Common Stock (in shares) (34,964) (58,165) Ìý Ìý
Forfeited/cancelled (in shares) (10,780) (56,224) Ìý Ìý
Nonvested shares, Ending balance (in shares) 696,423 664,833 335,093 Ìý
Vested (in shares) Ìý 69,139 Ìý Ìý
Weighted Average Grant Date Fair Value Ìý Ìý Ìý Ìý
Nonvested shares, Beginning balance (in USD per share) $ 60.72 $ 69.00 Ìý Ìý
Granted (in USD per share) 74.80 79.21 $ 57.49 $ 61.83
Issued as Common Stock (in USD per share) 56.11 69.08 Ìý Ìý
Forfeited/cancelled (in USD per share) 72.45 73.54 Ìý Ìý
Nonvested shares, Ending balance (in USD per share) $ 69.00 69.88 $ 60.72 Ìý
Vested (in USD per share) Ìý $ 74.80 Ìý Ìý