Income Taxes - Earliest Tax Years Subject to Examination in Major Tax Jurisdictions in which Company Operates (Detail)	9 Months Ended
	Aug. 31, 2013
United States [Member]
Income Tax Examination [Line Items]
Tax Year	2006
United Kingdom [Member]
Income Tax Examination [Line Items]
Tax Year	2011
California [Member]
Income Tax Examination [Line Items]
Tax Year	2004
Connecticut [Member]
Income Tax Examination [Line Items]
Tax Year	2006
Massachusetts [Member]
Income Tax Examination [Line Items]
Tax Year	2006
New Jersey [Member]
Income Tax Examination [Line Items]
Tax Year	2007
New York State [Member]
Income Tax Examination [Line Items]
Tax Year	2001
New York City [Member]
Income Tax Examination [Line Items]
Tax Year	2003