Description of the Business and Basis of Presentation (Details) $ / shares in Units, $ in Thousands			1 Months Ended	9 Months Ended
	Apr. 27, 2016 USD ($) $ / shares shares	Nov. 24, 2015 $ / shares shares	Jan. 31, 2016 shares	Oct. 28, 2016 USD ($) segment $ / shares shares	Oct. 30, 2015 USD ($)	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
Preferred stock, par value (usd per share) | $ / shares				$ 0.01		$ 0.01
Proceeds from initial public offering, net | $				$ 99,604	$ 0
Discounts, commissions and offering expenses | $	$ 12,400
Common Stock, Class A
Class of Stock [Line Items]
Common stock, shares authorized (in shares)			1,000	2,500,000,000			2,500,000,000
Common stock, par value (usd per share) | $ / shares				$ 0.01
Common stock, shares issued (in shares)	8,000,000
Common stock, shares outstanding (in shares)				10,671,000
Price per share (usd per share) | $ / shares	$ 14.00
Proceeds from initial public offering, net | $	$ 99,600
Common Stock, Class A | Common Stock
Class of Stock [Line Items]
Common stock, shares issued (in shares)				8,000,000
Common stock, shares issued, conversion of notes (in shares)	2,008,924			2,009,000
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
Predecessor
Class of Stock [Line Items]
Common stock, shares authorized (in shares)		1,000
Common stock, par value (usd per share) | $ / shares		$ 0.01
Common stock, shares issued (in shares)		1,000
Common stock, shares outstanding (in shares)		1,000
Successor | Common Stock, 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
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
Common stock, shares issued (in shares)		1,000
Common stock, shares outstanding (in shares)		1,000
IPO | Denali
Class of Stock [Line Items]
Percent of outstanding shares owned				86.80%
Percent of voting interests owned				98.50%