Leased Property - Operating Leases (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	May 28, 2013 restaurant		May 29, 2012		May 31, 2011
Operating Leased Assets [Line Items]
Property under operating lease, for which Company is contingently liable (restaurants)	1
Operating Leases, Rent Expense, Net [Abstract]
Minimum rentals	$ 1,095	[1]	$ 1,196	[1]	$ 1,117	[1]
Contingent payments	0		0		0
Rent expense, net	1,095		1,196		1,117
Golden Corral, disposal group
Operating Leased Assets [Line Items]
Property under operating lease, for which Company is contingently liable (restaurants)	7
Operating Leases, Rent Expense, Net [Abstract]
Minimum rentals excluded from rent expense			$ 595		$ 618
Frisch's Big Boy
Operating Leased Assets [Line Items]
Leased properties (restaurants)	15
Properties under operating lease (restaurants)	14
Frisch's Big Boy | Renewal option available
Operating Leased Assets [Line Items]
Properties under operating lease (restaurants)	4
Maximum lease term of expiring leases	5 years
Frisch's Big Boy | No purchase option available
Operating Leased Assets [Line Items]
Properties under operating lease (restaurants)	0

[1] Does not includes amounts for Golden Corral recorded in discontinued operations: $595,000 in Fiscal Year 2012 and $618,000 in Fiscal Year 2011.