Incentive Compensation Plan Incentive Compensation Plan - Restricted Stock Awards Estimated to be Granted on a Performance Award (Details) - shares						1 Months Ended
	Feb. 18, 2016	Dec. 30, 2015	Jan. 26, 2015	Jan. 27, 2014	Jan. 28, 2013	Feb. 24, 2012	Jan. 17, 2011
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share Based Compensation Arrangement By Share Based Payment Award Percentage Of Target Award Participants Earn	40.00%		40.00%	40.00%	40.00%	40.00%	40.00%
Performance Shares Awards As Percentage Of Target	100.00%		100.00%	100.00%	100.00%	100.00%	100.00%
Percentage Of Target Award Opportunities Maximum In Certain Cases	200.00%		200.00%	200.00%	200.00%	200.00%	200.00%
Vesting period of restricted stock	0 years	0 years	0 years	0 years	1 year	1 year	1 year
Performance Based Stock Awards Vesting Period	3 years	5 years	3 years	3 years	3 years	3 years	3 years
Restricted Stock [Member] | Executive [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock issued to executive	160,650,000	60,000,000	125,000,000	125,000,000	128,611,000	68,000,000	54,166,000