Noncontrolling Interests In Subsidiaries (Changes Of Noncontrolling Interests In Subsidiaries) (Details)	3 Months Ended
	Mar. 31, 2013	Apr. 03, 2013	Jan. 04, 2013
Noncontrolling Interests In Subsidiaries [Abstract]
Balance, Beginning	12,141,836	12,081,440	12,141,836
Redemption of common units for shares of common stock	(60,396)
Balance, Ending	12,081,440	12,081,440	12,141,836