INCOME TAXES (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 27, 2015	Dec. 28, 2014	Dec. 29, 2013
Current:
Federal	$ 13,317	$ 233,247	$ 16,100
State	(2,027)	30,216	5,108
Deferred:
Federal	(17,642)	(29,182)	(7,262)
State	(5,445)	(3,051)	(2,287)
Income Tax Expense (Benefit), Total	$ (11,797)	$ 231,230	$ 11,659
Reconciliation of effective tax rate expense (benefit) and the statutory federal income tax rate
Statutory rate (as a percent)	(35.00%)	35.00%	35.00%
State taxes, net of federal benefit (as a percent)	(2.10%)	3.00%	12.30%
Changes in estimates (as a percent)	0.10%
Changes in unrecognized tax benefits (as a percent)	0.30%		(6.00%)
Settlements (as a percent)		(0.10%)	(1.50%)
Other (as a percent)		0.10%	3.10%
Goodwill impairment (as a percent)	32.50%
Stock compensation (as a percent)	0.40%	0.10%	(1.40%)
Effective tax rate (as a percent)	(3.80%)	38.10%	41.50%
Deferred tax assets:
Compensation benefits	$ 233,101	$ 248,585
State taxes	3,586	6,061
State loss carryovers	2,877	2,266
Other	3,765	4,508
Total deferred tax assets	243,329	261,420
Valuation allowance	(2,877)	(2,265)
Net deferred tax assets	240,452	259,155
Net deferred tax assets	1,312
Deferred tax liabilities:
Depreciation and amortization	160,752	195,616
Investments in unconsolidated subsidiaries	50,434	52,711
Debt discount	8,301	9,618
Deferred gain on debt	19,653	26,318
Total deferred tax liabilities	239,140	284,263
Net deferred tax liabilities		25,108
Valuation allowance
Decrease in valuation allowance	$ 600	$ 1,500