INCOME TAXES (Details) (USD $)	12 Months Ended
	Dec. 28, 2014	Dec. 29, 2013	Dec. 30, 2012
Current:
Federal	$ 233,247,000	$ 16,100,000	$ 2,523,000
State	30,216,000	5,108,000	(16,636,000)
Deferred:
Federal	(29,182,000)	(7,262,000)	(4,595,000)
State	(3,051,000)	(2,287,000)	(5,017,000)
Income Tax Expense (Benefit), Total	231,230,000	11,659,000	(23,725,000)
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)	3.00%	12.30%	5.40%
Changes in estimates (as a percent)			0.20%
Changes in unrecognized tax benefits (as a percent)		(6.00%)	(43.80%)
Settlements (as a percent)	(0.10%)	(1.50%)	(25.40%)
Other (as a percent)	0.10%	3.10%	3.00%
Stock compensation (as a percent)	0.10%	(1.40%)	9.90%
Effective tax rate (as a percent)	38.10%	41.50%	(85.70%)
Deferred tax assets:
Compensation benefits	248,585,000	187,516,000
State taxes	6,061,000	3,625,000
State loss carryovers	2,266,000	5,007,000
Other	4,508,000	4,727,000
Total deferred tax assets	261,420,000	200,875,000
Valuation allowance	(2,265,000)	(3,741,000)
Net deferred tax assets	259,155,000	197,134,000
Deferred tax liabilities:
Depreciation and amortization	195,616,000	213,159,000
Investments in unconsolidated subsidiaries	52,711,000	71,840,000
Debt discount	9,618,000	12,434,000
Deferred gain on debt	26,318,000	33,007,000
Total deferred tax liabilities	284,263,000	330,440,000
Net deferred tax liabilities	25,108,000	133,306,000
Valuation allowance
Decrease in valuation allowance	$ 1,500,000	$ 400,000