Basis of Presentation of the Condensed Consolidated Financial Statements (Details) - USD ($)	Apr. 08, 2015	Nov. 11, 2014
IPO [Member] \| Common Stock [Member]
Subsidiary, Sale of Stock [Line Items]
Number of shares issued in transaction		57,500,000
Sale of stock, price per share (dollars per share)		$ 19.50
The Carlyle Group L.P. [Member] \| Secondary Offering [Member]
Subsidiary, Sale of Stock [Line Items]
Number of shares issued in transaction	40,000,000
Proceeds from issuance of common stock	$ 0
Sale of stock, price per share (dollars per share)	$ 28.00
The Carlyle Group L.P. [Member] \| Over-Allotment Option [Member]
Subsidiary, Sale of Stock [Line Items]
Number of shares issued in transaction	6,000,000
The Carlyle Group L.P. [Member] \| Private Placement [Member]
Subsidiary, Sale of Stock [Line Items]
Number of shares issued in transaction	20,000,000
Proceeds from issuance of common stock	$ 0
Sale of stock, price per share (dollars per share)	$ 28.00

The cash inflow from the additional capital contribution to the entity.

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

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Financing Activities

-URI http://asc.fasb.org/extlink&oid=6513228

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 14

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3255-108585

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