Fair Value Measurements - Carrying Value and Estimated Fair Values of Outstanding Debt (Parenthetical) (Detail) - USD ($) $ in Millions		3 Months Ended	12 Months Ended
	Jan. 30, 2018	Mar. 31, 2018	Dec. 30, 2017
10.000% Senior Notes Due in 2021 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Interest rate on notes	10.00%		10.00%
Debt instrument maturity year	2021		2021
10.000% Senior Notes Due in 2021 [Member] | DSS Group Inc [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt instrument, unamortized premium			$ 19.9
5.500% Senior Notes Due in 2024 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Interest rate on notes		5.50%	5.50%
Debt instrument maturity year		2024	2024
5.500% Senior Notes Due in 2025 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Interest rate on notes		5.50%	5.50%
Debt instrument maturity year		2025	2025
5.375% Senior Notes Due In 2022 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Interest rate on notes			5.375%
Debt instrument maturity year			2022