Non-Controlling Interests (Narrative) (Details) - shares		5 Months Ended	6 Months Ended
Feb. 04, 2015	Jul. 01, 2015	Jul. 01, 2015
Noncontrolling Interest [Line Items]
Units purchased during the period	5,750,000
Units acquired during the period	5,968,841
LLC interests issued for share-based compensation	339,306
Ownership percent of noncontrolling interest	33.30%	33.30%	33.30%
Class A Common Stock \| Common stock
Noncontrolling Interest [Line Items]
Issuance of class A common stock in settlement of unit appreciation rights (shares)	339,306	339,306	339,306

Consolidated Entity, Ownership By Parent, Number Of Units Acquired

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- Definition

Consolidated Entity, Ownership By Parent, Number Of Units Issued For Share Based Compensation

+ References

No definition available.

+ Details

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- Definition

Consolidated Entity, Ownership By Parent, Number Of Units Purchased

+ References

No definition available.

+ Details

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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- Definition

The parent entity's interest in net assets of the subsidiary, expressed as a percentage.

+ References

No definition available.

+ Details

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- Definition

Number of shares (or other type of equity) issued during the period as a result of any equity-based compensation plan other than an employee stock ownership plan (ESOP), net of any shares forfeited. Shares issued could result from the issuance of restricted stock, the exercise of stock options, stock issued under employee stock purchase plans, and/or other employee benefit plans.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 505

-SubTopic 10

-Section 50

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 505

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.3-04)

-URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 29, 30

-Article 5

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