XML 73 R80.htm IDEA: XBRL DOCUMENT v2.4.1.9

Stock-Based Compensation Plans and Employee Benefits (Directors' Awards) (Details) (Directors, CSE and restricted stock units, USD $) In Millions, except Share data, unless otherwise specified	Mar. 31, 2015
Directors | CSE and restricted stock units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Non-vested, outstanding (in shares)	278,471us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber / us-gaap_AwardTypeAxis = star_CseAndRestrictedStockAwardMember / star_ScheduleOfShareBasedCompensationArrangementByTitleOfIndividualAxis = us-gaap_DirectorMember
Aggregate intrinsic value for directors	$ 3.6star_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueForDirectors / us-gaap_AwardTypeAxis = star_CseAndRestrictedStockAwardMember / star_ScheduleOfShareBasedCompensationArrangementByTitleOfIndividualAxis = us-gaap_DirectorMember

X

- Definition

The aggregate intrinsic value of outstanding equity awards on equity-based plans excluding option plans for which the Company is contingently obligated to issue equity instruments or transfer assets to an director as calculated by applying the disclosed pricing methodology.

+ References

No definition available.

+ Details

Name:	star_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueForDirectors
Namespace Prefix:	star_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet 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 (c)(2)(i)-(ii)

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

+ Details

Name:	us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

X

- Details

Name:	us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration