Consolidated Condensed Statements of Comprehensive Income (Loss) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
		Sep. 24, 2016	Sep. 26, 2015	Sep. 24, 2016	Sep. 26, 2015
NET INCOME (LOSS)		$ 534	$ 66	$ (2,556)	$ (1,898)
OTHER COMPREHENSIVE INCOME (LOSS), NET OF TAX:
Unrealized gain (loss) on interest rate swaps		24	(1,923)	(2,648)	(2,466)
Income taxes		9	(731)	(1,006)	(937)
Unrealized gain (loss) on interest rate swaps, net		15	(1,192)	(1,642)	(1,529)
Reclassification of loss into earnings from interest rate swaps (1)	[1]	308	187	891	453
Income taxes		117	71	339	172
Reclassification of loss into earnings from interest rate swaps, net		191	116	552	281
Reclassification of net actuarial gain into earnings from postretirement benefit plans (2)	[2]	(10)	(9)	(30)	(28)
Income taxes		(4)	(4)	(12)	(12)
Reclassification of net actuarial gain into earnings from postretirement benefit plans, net		(6)	(5)	(18)	(16)
Reclassification of prior service credits into earnings from postretirement benefit plans (2)	[2]	(1)	(22)	(3)	(66)
Income taxes		0	(9)	(1)	(28)
Reclassification of prior service credits into earnings from postretirement benefit plans, net		(1)	(13)	(2)	(38)
TOTAL OTHER COMPREHENSIVE INCOME (LOSS), NET OF TAX		199	(1,094)	(1,110)	(1,302)
COMPREHENSIVE INCOME (LOSS)		$ 733	$ (1,028)	$ (3,666)	$ (3,200)

[1] Amounts for cash flow hedges reclassified from accumulated other comprehensive income (loss) to net loss were included in interest expense in the Company's Consolidated Condensed Statement of Operations.

[2] Amounts for postretirement plans reclassified from accumulated other comprehensive income (loss) to net loss were included in selling and administrative expenses in the Company's Consolidated Condensed Statement of Operations.