Selected Quarterly Financial Data Selected Quarterly Financial Data (Tables)

12 Months Ended

Dec. 27, 2011

Dec. 28, 2010

Selected Quarterly Financial Information [Abstract]

Schedule of Quarterly Financial Information [Table Text Block]

	Fiscal 2011 - quarters ended (1)
	March 29		June 28		September 27		December 27
Revenues	$	422,100	$	451,080	$	453,087	$	495,765
Operating profit	52,974		57,132		47,607		62,546
Net income	32,774		35,710		28,848		38,620
Net income attributable to Panera Bread Company	32,774		35,710		28,848		38,620
Earnings per common share attributable to Panera Bread Company:
Basic	$	1.10	$	1.20	$	0.98	$	1.33
Diluted	$	1.09	$	1.18	$	0.97	$	1.31

	Fiscal 2010 - quarters ended (1)
	March 30		June 29		September 28		December 28
Revenues	$	364,210	$	378,124	$	371,994	$	428,161
Operating profit	42,161		46,103		35,996		60,809
Net income	25,845		26,655		22,715		36,384
Net income attributable to Panera Bread Company	25,845		26,704		22,797		36,520
Earnings per common share attributable to Panera Bread Company:
Basic	$	0.83	$	0.86	$	0.75	$	1.22
Diluted	$	0.82	$	0.85	$	0.75	$	1.21