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Note 8 - Income Taxes (Details) - Temporary Differences That Gave Rise to Deferred Tax Assets and Liabilities (USD $)
In Thousands, unless otherwise specified
Dec. 28, 2013
Dec. 29, 2012
Deferred tax assets:    
Deferred revenue $ 4,516 $ 4,676
Accrued rents 1,682 1,884
Net operating loss carryforwards 6,462 4,336
Intangible assets 1,639 1,799
Deferred compensation 2,040 2,089
Carryforward of tax credits 5,453 4,585
Receivable and investment write-offs 624 641
Stock compensation 179 179
Depreciation   1,871
Other 2,555 2,054
25,150 24,114
Less: Valuation allowance 20,987 20,865
Total deferred tax assets 4,163 3,249
Deferred tax liabilities:    
Depreciation (184)  
Other (3,106) (2,321)
Total deferred tax liabilities (3,290) (2,321)
Net deferred tax asset $ 873 $ 928