Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 25, 2016	Dec. 27, 2015	Dec. 28, 2014
Cash flows from operating activities:
Net earnings including noncontrolling interest	$ 94,213	$ 94,876	$ 94,055
Adjustments to reconcile net earnings to cash provided by operations:
Depreciation and amortization	152,140	127,503	98,454
Loss on asset disposals and impairment	8,434	7,462	3,827
Deferred lease credits	4,284	4,052	4,331
Deferred income taxes	(2,138)	(281)	(3,946)
Stock-based compensation	325	13,647	14,253
Excess tax benefit from stock issuance	(204)	(5,455)	(2,500)
Change in fair value of contingent consideration	(3,691)	0	0
Loss on investments in affiliates	2,805	687	0
Provision for bad debt expense	226	0	0
Change in operating assets and liabilities, net of effect of acquisitions:
Trading securities	0	(495)	(972)
Accounts receivable	4,358	(4,313)	(3,443)
Inventory	(1,148)	(2,407)	(2,178)
Prepaid expenses	(2,677)	(691)	383
Other assets	(7,778)	(6,381)	(139)
Deferred revenue	945	100	191
Accounts payable	4,462	4,445	5,343
Income taxes	20,777	(6,356)	(2,948)
Accrued expenses	7,256	10,867	13,155
Net cash provided by operating activities	282,589	237,260	217,866
Cash flows from investing activities:
Acquisition of property and equipment	(141,699)	(172,548)	(137,466)
Acquisition of businesses/investments in affiliates	(3,862)	(203,642)	(30,572)
Purchase of marketable securities	(488)	(12,301)	(22,991)
Proceeds from sale of marketable securities	1,205	23,300	12,000
Net cash used in investing activities	(144,844)	(365,191)	(179,029)
Cash flows from financing activities:
Proceeds from revolving credit facility	668,377	352,678	0
Repayments of revolving credit facility	(532,907)	(318,148)	0
Borrowings from restricted funds	6,365	36,179	0
Repurchases of common stock	(232,696)	(25,000)	0
Other financing activities	(3,901)	(3,173)	0
Issuance of common stock	4,209	5,355	3,032
Excess tax benefit from stock issuance	204	5,455	2,500
Tax payments for restricted stock units	(9,317)	(7,847)	(7,474)
Net cash provided by (used in) financing activities	(99,666)	45,499	(1,942)
Effect of exchange rate changes on cash and cash equivalents	(33)	323	(1,068)
Net increase (decrease) in cash and cash equivalents	38,046	(82,109)	35,827
Cash and cash equivalents at beginning of year	11,220	93,329	57,502
Cash and cash equivalents at end of year	$ 49,266	$ 11,220	$ 93,329