Supplementary Statement of Income Information (Narrative) (Detail)	12 Months Ended
Jun. 01, 2012
Component of Operating Other Cost and Expense [Line Items]
Taxes, rents, and research and development costs as a percent of total revenue required for separate disclosure	1.00%

Taxes, rents, and research and development costs as a percent of total revenue required for separate disclosure

No definition available.

Name:	gldc_TaxesRentsAndResearchAndDevelopmentCostsAsAPercentOfTotalRevenueRequiredForSeparateDisclosure
Namespace Prefix:	gldc_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration