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Summary of Significant Accounting Policies and Nature of Operations - Aggregate Warranty Liabilities (Detail) (Other Current Liabilities, USD $)
In Thousands, unless otherwise specified |
3 Months Ended | |
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Apr. 04, 2015
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Mar. 29, 2014
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Other Current Liabilities
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| Movement in Standard and Extended Product Warranty, Increase (Decrease) [Roll Forward] | ||
| Warranty liabilities, beginning of period |
$ 218us-gaap_ProductWarrantyAccrual / us-gaap_BalanceSheetLocationAxis = us-gaap_OtherCurrentLiabilitiesMember |
$ 297us-gaap_ProductWarrantyAccrual / us-gaap_BalanceSheetLocationAxis = us-gaap_OtherCurrentLiabilitiesMember |
| Adjustments to preexisting warranty liabilities |
(4)us-gaap_ProductWarrantyAccrualPreexistingIncreaseDecrease / us-gaap_BalanceSheetLocationAxis = us-gaap_OtherCurrentLiabilitiesMember |
0us-gaap_ProductWarrantyAccrualPreexistingIncreaseDecrease / us-gaap_BalanceSheetLocationAxis = us-gaap_OtherCurrentLiabilitiesMember |
| Additions to warranty liabilities |
21us-gaap_ProductWarrantyAccrualWarrantiesIssued / us-gaap_BalanceSheetLocationAxis = us-gaap_OtherCurrentLiabilitiesMember |
38us-gaap_ProductWarrantyAccrualWarrantiesIssued / us-gaap_BalanceSheetLocationAxis = us-gaap_OtherCurrentLiabilitiesMember |
| Reductions to warranty liabilities |
(10)us-gaap_ProductWarrantyAccrualPayments / us-gaap_BalanceSheetLocationAxis = us-gaap_OtherCurrentLiabilitiesMember |
(23)us-gaap_ProductWarrantyAccrualPayments / us-gaap_BalanceSheetLocationAxis = us-gaap_OtherCurrentLiabilitiesMember |
| Warranty liabilities, end of period |
$ 225us-gaap_ProductWarrantyAccrual / us-gaap_BalanceSheetLocationAxis = us-gaap_OtherCurrentLiabilitiesMember |
$ 312us-gaap_ProductWarrantyAccrual / us-gaap_BalanceSheetLocationAxis = us-gaap_OtherCurrentLiabilitiesMember |
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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. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Represents the aggregate decrease in the liability related to payments to satisfy claims for standard and extended product warranties. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Represents the aggregate Increase or Decrease in the liability during the reporting period for accruals related to preexisting standard and extended product warranties (including adjustments for changes in estimates). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Represents the aggregate increase in the liability for accruals related to standard and extended product warranties issued during the reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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