CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Sep. 28, 2021	Sep. 29, 2020
Cash flows from operating activities:
Net income/(loss)	$ 70,263	$ (221,048)
Adjustments to reconcile net income/(loss) to cash provided by/(used in) operating activities:
Depreciation and amortization expenses	66,805	68,803
Impairment of assets and lease termination expense	394	195,981
Deferred income taxes	(5,227)	(52,979)
Stock-based compensation	16,329	15,533
Changes in assets and liabilities:
Accounts and other receivables	8,121	40,460
Income taxes receivable/payable	(3,749)	(40,977)
Inventories	(3,907)	9,495
Prepaid expenses	5,596	11,695
Operating lease assets/liabilities	(4,386)	17,465
Other assets	(5,682)	540
Accounts payable	(3,771)	3,101
Gift card liabilities	(23,143)	(32,488)
Other accrued expenses	1,517	(48,317)
Cash provided by/(used in) operating activities	119,160	(32,736)
Cash flows from investing activities:
Additions to property and equipment	(49,158)	(38,270)
Additions to intangible assets	(482)	(365)
Other	(1,283)
Cash used in investing activities	(50,923)	(38,635)
Cash flows from financing activities:
Borrowings on credit facility		90,000
Repayments on credit facility	(150,000)	(4,000)
Convertible debt issuance	345,000
Convertible debt direct and incremental costs	(10,074)
Series A preferred stock issuance		200,000
Series A preferred stock direct and incremental costs		(10,257)
Series A preferred stock cash-settled conversion	(443,751)
Series A preferred stock conversion direct and incremental costs	(74)
Series A preferred stock dividends paid	(18,661)
Common stock issuance	175,000
Common stock issuance direct and incremental costs	(7,950)
Proceeds from exercise of stock options	24,785	113
Common stock dividends paid	(337)	(15,791)
Treasury stock purchases	(5,241)	(3,242)
Cash (used in)/provided by financing activities	(91,303)	256,823
Foreign currency translation adjustment	11	(100)
Net change in cash and cash equivalents	(23,055)	185,352
Cash and cash equivalents at beginning of period	154,085	58,416
Cash and cash equivalents at end of period	131,030	243,768
Supplemental disclosures:
Interest paid	7,749	10,347
Income taxes paid	9,128	6,712
Construction payable	$ 3,236	$ 3,029