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Note 12 - Warranty Obligations (Details) - Reconciliation of Company's Estimated Warranty Obligations (USD $)
In Thousands, unless otherwise specified |
12 Months Ended | |
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Mar. 28, 2015
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Mar. 29, 2014
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| Reconciliation of Company's Estimated Warranty Obligations [Abstract] | ||
| Balance at beginning of year | $ 61us-gaap_ProductWarrantyAccrualClassifiedCurrent | $ 114us-gaap_ProductWarrantyAccrualClassifiedCurrent |
| Provision, net | 81giga_ProductWarrantyAccuralProvisionNet | (5)giga_ProductWarrantyAccuralProvisionNet |
| Warranty costs incurred | (66)us-gaap_ProductWarrantyExpense | (48)us-gaap_ProductWarrantyExpense |
| Balance at end of year | $ 76us-gaap_ProductWarrantyAccrualClassifiedCurrent | $ 61us-gaap_ProductWarrantyAccrualClassifiedCurrent |
| X | ||||||||||
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- Definition
Represents the aggregate increase in the liability, net of expirations. No definition available.
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| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
Carrying value as of the balance sheet date of obligations incurred through that date and payable for estimated claims under standard and extended warranty protection rights granted to customers. For classified balance sheets, represents the current portion of the liabilities (due within one year or within the normal operating cycle if longer). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The expense charged against earnings for the period pertaining to standard and extended warranties on the entity's goods and services granted to customers. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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