Condensed Consolidated Statements of Income - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 25, 2020	Mar. 27, 2019
Revenue:
Total operating revenue	$ 96,695	$ 151,411
Costs of company restaurant sales, excluding depreciation and amortization:
Product costs	10,130	23,905
Payroll and benefits	17,106	39,832
Occupancy	3,163	5,784
Other operating expenses	5,719	14,592
Total costs of company restaurant sales	36,118	84,113
Costs of franchise and license revenue, excluding depreciation and amortization	29,170	27,058
General and administrative expenses	7,742	18,811
Depreciation and amortization	4,146	6,233
Operating (gains), losses and other charges, net	1,473	(8,935)
Total operating costs and expenses, net	78,649	127,280
Operating income	18,046	24,131
Interest expense, net	3,951	5,407
Other nonoperating expense (income), net	2,763	(1,423)
Income before income taxes	11,332	20,147
Provision for income taxes	2,319	4,657
Net income	$ 9,013	$ 15,490
Basic net income per share (in dollars per share)	$ 0.16	$ 0.25
Diluted net income per share (in dollars per share)	$ 0.16	$ 0.24
Basic weighted average shares outstanding (in shares)	56,300	61,651
Diluted weighted average shares outstanding (in shares)	58,106	63,683
Company restaurant sales
Revenue:
Total operating revenue	$ 42,291	$ 98,545
Franchise and license revenue
Revenue:
Total operating revenue	$ 54,404	$ 52,866