Annual report pursuant to Section 13 and 15(d)

Note 2 - Significant Accounting Policies (Details) - Revisions to the Previously Issued and Audited Consolidated Statements of Operations and Comprehensive Income (Loss)

v2.4.1.9
Note 2 - Significant Accounting Policies (Details) - Revisions to the Previously Issued and Audited Consolidated Statements of Operations and Comprehensive Income (Loss) (USD $)
In Thousands, except Per Share data, unless otherwise specified
12 Months Ended
Dec. 28, 2014
Dec. 29, 2013
Dec. 30, 2012
Dec. 30, 2012
Cost of sales - depreciation $ 209,623us-gaap_CostOfRevenue $ 255,503us-gaap_CostOfRevenue $ 270,413us-gaap_CostOfRevenue  
Gross profit 18,954us-gaap_GrossProfit 15,181us-gaap_GrossProfit 25,892us-gaap_GrossProfit  
Operating earnings (loss) (363)us-gaap_OperatingIncomeLoss (6,171)us-gaap_OperatingIncomeLoss 7,037us-gaap_OperatingIncomeLoss  
Earnings (loss) before income taxes (2,056)us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments (7,895)us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments 5,080us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments  
Deferred tax expense 935us-gaap_DeferredIncomeTaxExpenseBenefit 3,681us-gaap_DeferredIncomeTaxExpenseBenefit (2,420)us-gaap_DeferredIncomeTaxExpenseBenefit  
Net earnings (loss) and comprehensive income (loss) (3,878)us-gaap_NetIncomeLoss (12,463)us-gaap_NetIncomeLoss 6,879us-gaap_NetIncomeLoss 6,879us-gaap_NetIncomeLoss
Basic and diluted earnings per share (in Dollars per share)   $ (0.76)us-gaap_EarningsPerShareBasicAndDiluted $ 0.42us-gaap_EarningsPerShareBasicAndDiluted  
Scenario, Previously Reported [Member]        
Cost of sales - depreciation   255,285us-gaap_CostOfRevenue
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
269,765us-gaap_CostOfRevenue
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
 
Gross profit   15,399us-gaap_GrossProfit
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
26,540us-gaap_GrossProfit
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
 
Operating earnings (loss)   (5,953)us-gaap_OperatingIncomeLoss
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
7,685us-gaap_OperatingIncomeLoss
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
 
Earnings (loss) before income taxes   (7,677)us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
5,728us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
 
Deferred tax expense   3,331us-gaap_DeferredIncomeTaxExpenseBenefit
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(2,435)us-gaap_DeferredIncomeTaxExpenseBenefit
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
 
Net earnings (loss) and comprehensive income (loss)   (11,895)us-gaap_NetIncomeLoss
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
7,542us-gaap_NetIncomeLoss
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
 
Basic and diluted earnings per share (in Dollars per share)   $ (0.73)us-gaap_EarningsPerShareBasicAndDiluted
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
$ 0.46us-gaap_EarningsPerShareBasicAndDiluted
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
 
Restatement Adjustment [Member]        
Cost of sales - depreciation   218us-gaap_CostOfRevenue
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
648us-gaap_CostOfRevenue
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
 
Gross profit   218us-gaap_GrossProfit
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
648us-gaap_GrossProfit
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
 
Operating earnings (loss)   218us-gaap_OperatingIncomeLoss
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
648us-gaap_OperatingIncomeLoss
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
 
Earnings (loss) before income taxes   218us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
648us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
 
Deferred tax expense   350us-gaap_DeferredIncomeTaxExpenseBenefit
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
15us-gaap_DeferredIncomeTaxExpenseBenefit
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
 
Net earnings (loss) and comprehensive income (loss)   $ 568us-gaap_NetIncomeLoss
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
$ 663us-gaap_NetIncomeLoss
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember