Consolidated Condensed Financial Statements - AOCI (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Aug. 30, 2014		Aug. 30, 2014
Increase (Decrease) in Accumulated Other Comprehensive Income [Roll Forward]
Balance at beginning of period, net of tax	$ (26,490)		$ (29,814)
Other comprehensive income (loss) before reclassifications and tax	(4,231)		(1,836)
Tax benefit	26		86
Other comprehensive income (loss) before reclassifications, net of tax	(4,205)		(1,750)
Reclassifications, before tax	718		2,154
Tax expense	(267)		(834)
Reclassifications, net of tax	451		1,320
Other comprehensive income, net of tax	(3,754)		(430)
Balance at end of period, net of tax	(30,244)		(30,244)
Pension Benefits [Member]
Increase (Decrease) in Accumulated Other Comprehensive Income [Roll Forward]
Balance at beginning of period, net of tax	(29,102)		(29,878)
Other comprehensive income (loss) before reclassifications and tax	(97)		(250)
Tax benefit	26		86
Other comprehensive income (loss) before reclassifications, net of tax	(71)		(164)
Reclassifications, before tax	718	[1]	2,154	[1]
Tax expense	(267)		(834)
Reclassifications, net of tax	451		1,320
Other comprehensive income, net of tax	380		1,156
Balance at end of period, net of tax	(28,722)		(28,722)
Foreign Currency Translation Adjustment [Member]
Increase (Decrease) in Accumulated Other Comprehensive Income [Roll Forward]
Balance at beginning of period, net of tax	2,612		64
Other comprehensive income (loss) before reclassifications and tax	(4,134)		(1,586)
Tax benefit	0		0
Other comprehensive income (loss) before reclassifications, net of tax	(4,134)		(1,586)
Reclassifications, before tax	0		0
Tax expense	0		0
Reclassifications, net of tax	0		0
Other comprehensive income, net of tax	(4,134)		(1,586)
Balance at end of period, net of tax	$ (1,522)		$ (1,522)

[1] Includes amortization of prior service cost and net actuarial loss included in net periodic benefit cost (see Note 9) that were reclassified from accumulated other comprehensive income (loss) to selling and administrative expenses.