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 share-based awards, other than options, awarded to employees as compensation.

+ References

No definition available.

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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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Description of award terms as to how many shares or portion of an award are no longer contingent on satisfaction of either a service condition, market condition or a performance condition, thereby giving the employee the legal right to convert the award to shares, to sell the shares, and be entitled to the cash proceeds of such sale. For example, vesting may be expressed as being 25 percent of the shares under option on each anniversary of the grant date.

+ 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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- Definition

The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

+ 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 (c)(2)(iii)(1)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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- Definition

Fair value of share-based awards for which the grantee gained the right by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
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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.

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- Definition

Percentage of vesting of share-based compensation awards.

+ References

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-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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- Definition

Date of first vesting.

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Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Aggregate Grant Date Fair Value

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Share-Based Awards - Restricted Stock Units - Additional Information (Detail) - Restricted Stock Units - USD ($) $ in Millions	1 Months Ended	12 Months Ended
	Mar. 31, 2016	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted		3,208,524
Total fair value of restricted stock vested		$ 46.5	$ 67.3	$ 5.1
Total unrecognized compensation cost		$ 98.9
Unrecognized compensation cost expected recognition period		2 years 10 months 24 days
Naked Apartments Inc
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Fair value of restricted shares issued		$ 3.6
Naked Apartments Inc \| Retention Bonus Plan Member
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted	161,883
Naked Apartments Inc \| Retention Bonus Plan Member \| Vesting After 2.5 Years
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted	139,075
Award vesting rights		One-sixth of the restricted stock units vested on August 22, 2016, and the remaining restricted stock units vest quarterly thereafter over the next 2.5 years.
Vesting percentage	16.67%
Vesting commencement date of restricted shares	Aug. 22, 2016
Vesting period	2 years 6 months
Naked Apartments Inc \| Retention Bonus Plan Member \| Vesting After 1.5 Years
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted	22,808
Award vesting rights		25% of the restricted stock units vested on August 22, 2016, and the remaining restricted stock units vest quarterly thereafter over the next 1.5 years.
Vesting percentage	25.00%
Vesting commencement date of restricted shares	Aug. 22, 2016
Vesting period	1 year 6 months