Goodwill and Other Intangible Assets - Summary of Estimated Useful Lives of Intangible Assets (Detail)	12 Months Ended
	Feb. 03, 2018
Customer Lists [Member]
Finite Lived Intangible Assets [Line Items]
Amortization Method	Pattern of economic benefit
Customer Lists [Member] | Predecessor [Member]
Finite Lived Intangible Assets [Line Items]
Amortization Method	Pattern of economic benefit
Non-compete Agreements [Member] | Predecessor [Member]
Finite Lived Intangible Assets [Line Items]
Amortization Method	Straight-line basis
Estimated Useful Life	1 year 6 months
Minimum [Member] | Customer Lists [Member]
Finite Lived Intangible Assets [Line Items]
Estimated Useful Life	9 years
Minimum [Member] | Customer Lists [Member] | Predecessor [Member]
Finite Lived Intangible Assets [Line Items]
Estimated Useful Life	9 years
Maximum [Member] | Customer Lists [Member]
Finite Lived Intangible Assets [Line Items]
Estimated Useful Life	16 years
Maximum [Member] | Customer Lists [Member] | Predecessor [Member]
Finite Lived Intangible Assets [Line Items]
Estimated Useful Life	14 years