Weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plans, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (i)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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- Definition

Unrecognized cost of unvested options awarded to employees as compensation.

+ References

No definition available.

+ Details

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Period Type:	instant

- Definition

Additional share-based compensation cost recognized as a result of an occurrence of an event that accelerates its recognition.

+ References

No definition available.

+ Details

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- Definition

Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (a)(1)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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Period Type:	duration

- Definition

Gross number of share options (or share units) granted during the period.

+ References

No definition available.

+ Details

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Balance Type:	na
Period Type:	duration

- Definition

Price of a single share of a number of saleable stocks of a company.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 820

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (e)

-URI http://asc.fasb.org/extlink&oid=25499696&loc=d3e19207-110258

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Stock-Based Compensation Arrangements - Additional Information (Detail) (USD $)	2 Months Ended	12 Months Ended		10 Months Ended	12 Months Ended	0 Months Ended
	Feb. 14, 2014	Dec. 29, 2013	Dec. 30, 2012	Dec. 28, 2014	Dec. 28, 2014	Aug. 21, 2014
Predecessor [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation costs related to the accelerated vesting of restricted stock awards in connection with the Merger	$ 11,108,000	$ 0	$ 0
Successor [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation costs related to the accelerated vesting of restricted stock awards in connection with the Merger				0
Restricted Stock [Member] \| Predecessor [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share Price (in dollars per share)	$ 54.00
Employee Stock Option [Member] \| Successor [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted (in shares)					2,324,870
Unrecognized share-based compensation				$ 3,100,000	$ 3,100,000
Unrecognized share-based compensation period of recognition (in years)					4 years 2 months 0 days
Employee Stock Option [Member] \| Successor [Member] \| Tranche A [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period						5 years