Note 4. Long-Term Assets Related to Indian Casino Projects - Notes and Interest Receivable (Details) - Table of Notes and Interest Receivable from the Shingle Springs Tribe (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Dec. 30, 2012	Jul. 01, 2012	Jan. 01, 2012
Table of Notes and Interest Receivable from the Shingle Springs Tribe [Abstract]
Transition loan	$ 66,720	$ 66,720
Minimum guarantee payment advances	0	0
Interest receivable	3,547	2,704
Unearned discount	(11,492)	(12,299)
Allowance for impaired notes receivable	(18,114)	(18,878)	(19,580)	(20,118)
Total notes and interest receivable, net of discount and allowance	$ 40,661	$ 38,247