Annual report pursuant to Section 13 and 15(d)

Significant Accounting Policies (Details 2)

v2.4.1.9
Significant Accounting Policies (Details 2) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Jan. 03, 2015
Dec. 28, 2013
Property and equipment    
Depreciation and amortization $ 1,275us-gaap_Depreciation $ 1,289us-gaap_Depreciation
Property plant and equipment, gross 23,816us-gaap_PropertyPlantAndEquipmentGross 25,037us-gaap_PropertyPlantAndEquipmentGross
Less accumulated depreciation and amortization (12,055)us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment (13,613)us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
Property plant and equipment, net 11,761us-gaap_PropertyPlantAndEquipmentNet 11,424us-gaap_PropertyPlantAndEquipmentNet
Depreciation and amortization included in cost of revenues 868us-gaap_CostOfGoodsSoldDepreciationAndAmortization 817us-gaap_CostOfGoodsSoldDepreciationAndAmortization
Estimated amortization expense    
2014 80us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths  
2015 20us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo  
Land    
Property and equipment    
Property plant and equipment, gross 1,140us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_LandMember
1,140us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_LandMember
Buildings and improvements    
Property and equipment    
Property plant and equipment, gross 3,321us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_BuildingAndBuildingImprovementsMember
3,273us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_BuildingAndBuildingImprovementsMember
Buildings and improvements | Minimum [Member]    
Property and equipment    
Estimated useful life 18 years  
Buildings and improvements | Maximum [Member]    
Property and equipment    
Estimated useful life 30 years  
Equipment (including computer software)    
Property and equipment    
Property plant and equipment, gross 18,915us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= arci_EquipmentAndComputerSoftwareMember
20,561us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= arci_EquipmentAndComputerSoftwareMember
Equipment (including computer software) | Minimum [Member]    
Property and equipment    
Estimated useful life 3 years  
Equipment (including computer software) | Maximum [Member]    
Property and equipment    
Estimated useful life 15 years  
Projects under construction    
Property and equipment    
Property plant and equipment, gross 440us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_ConstructionInProgressMember
63us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_ConstructionInProgressMember
Software development costs    
Property and equipment    
Costs capitalized 143us-gaap_CapitalizedComputerSoftwareAdditions
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_SoftwareDevelopmentMember
99us-gaap_CapitalizedComputerSoftwareAdditions
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_SoftwareDevelopmentMember
Amortization 134us-gaap_AdjustmentForAmortization
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_SoftwareDevelopmentMember
145us-gaap_AdjustmentForAmortization
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_SoftwareDevelopmentMember
Estimated amortization expense    
2014 97us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_SoftwareDevelopmentMember
 
2015 61us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_SoftwareDevelopmentMember
 
2016 $ 25us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_SoftwareDevelopmentMember
 
Property and Equipment [Member] | Minimum [Member]    
Property and equipment    
Estimated useful life 3 years  
Property and Equipment [Member] | Maximum [Member]    
Property and equipment    
Estimated useful life 30 years  
URT [Member]    
Property and equipment    
Estimated useful life 15 years