XML 70 R53.htm IDEA: XBRL DOCUMENT
v3.3.1.900

Quarterly Results Quarterly Results (Unaudited) - Additional Information (Detail) $ in Millions | 3 Months Ended
--- | ---
Dec. 31, 2015 USD ($)
Selected Quarterly Financial Information [Abstract] |
Effect of Fourth Quarter Events, Amount | $ 6

X
- Definition Amount of the item included in the fourth quarter that affected period-to-period comparability (excluding restatement adjustments), or the extraordinary item or unusual or infrequent item recognized in the fourth quarter in the absence of either a fourth-quarter report or disclosure in the annual report for the fourth quarter. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=51825399&loc=d3e1570-108306 + Details
Name: | us-gaap_EffectOfFourthQuarterEventsAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_SelectedQuarterlyFinancialInformationAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration