Noncontrolling Interests (Details 4) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 29, 2013	Dec. 30, 2012
Noncontrolling Interests
Number of joint ventures under which, minority interests have option to purchase their interests	2
Redeemable noncontrolling interests
Balance at the beginning of the period	$ 6,380
Contributions from redeemable noncontrolling interest holders	100
Change in redemption value	(510)
Reclassification from temporary equity to permanent equity	434
Balance at the end of the period	7,024
Redeemable noncontrolling interests
Redeemable noncontrolling interests
Balance at the beginning of the period	6,380	3,965
Net income	1,718	2,363
Contributions from redeemable noncontrolling interest holders	850	2,052
Distributions to redeemable noncontrolling interest holders	(2,000)	(2,000)
Change in redemption value	510
Reclassification from temporary equity to permanent equity	(434)
Balance at the end of the period	$ 7,024	$ 6,380