Employee Investment Plans (Detail) - USD ($) $ in Millions	12 Months Ended
Nov. 27, 2016	Nov. 29, 2015	Nov. 30, 2014
Disclosure of Employee Investment Plans [Abstract]
ESIP Employer contributions match (percent)	125.00%
ESIP Employer contribution match, percent of employee's eligible compensation, maximum (percent)	6.00%
ESIP Compensation expense	$ 12.0	$ 11.5	$ 12.1

Employee Savings and Investment Plan (ESIP), Employer Contribution Match, Percent of Employee's Eligible Compensation, Maximum

No definition available.

Name:	ck0000094845_EmployeeSavingsAndInvestmentPlanEsipEmployerContributionMatchPercentOfEmployeesEligibleCompensationMaximum
Namespace Prefix:	ck0000094845_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration