Description of the Business and Basis of Presentation (Details)			1 Months Ended	12 Months Ended
	Apr. 27, 2016 shares	Nov. 24, 2015 $ / shares shares	Jan. 31, 2016 shares	Feb. 03, 2017 segment $ / shares shares	Apr. 22, 2016 $ / shares shares	Apr. 08, 2016 shares	Jan. 29, 2016 $ / shares shares
Class of Stock [Line Items]
Number of reportable segments | segment				1
Preferred stock, shares authorized (in shares)				200,000,000	200,000,000		200,000,000
Preferred stock, par value (usd per share) | $ / shares				$ 0.01	$ 0.01		$ 0.01
Common Stock, Class B
Class of Stock [Line Items]
Common stock, shares authorized (in shares)			1,000	500,000,000		500,000,000	500,000,000
Common stock, par value (usd per share) | $ / shares				$ 0.01			$ 0.01
Common stock, shares outstanding (in shares)				70,000,000			70,000,000
Stock split			70,000
Common Class A
Class of Stock [Line Items]
Common stock, shares authorized (in shares)			1,000	2,500,000,000		2,500,000,000	2,500,000,000
Common stock, par value (usd per share) | $ / shares				$ 0.01			$ 0.01
Shares issued (in shares)	8,000,000
Common stock, shares outstanding (in shares)				10,566,000
Predecessor
Class of Stock [Line Items]
Common stock, shares authorized (in shares)		1,000
Common stock, par value (usd per share) | $ / shares		$ 0.01
Shares issued (in shares)		1,000
Common stock, shares outstanding (in shares)		1,000
Successor | Common Stock, Class B
Class of Stock [Line Items]
Common stock, shares authorized (in shares)		1,000
Common stock, par value (usd per share) | $ / shares		$ 0.01
Shares issued (in shares)		1,000
Common stock, shares outstanding (in shares)		1,000
Successor | Common Class A
Class of Stock [Line Items]
Common stock, shares authorized (in shares)		1,000
Common stock, par value (usd per share) | $ / shares		$ 0.01
IPO | Denali
Class of Stock [Line Items]
Percent of outstanding shares owned				86.90%
Percent of voting interests owned				98.50%