Annual report pursuant to Section 13 and 15(d)

Note 5 - Capital Stock (Details)

v2.4.1.9
Note 5 - Capital Stock (Details) (USD $)
In Thousands, except Share data, unless otherwise specified
12 Months Ended
Dec. 28, 2014
Dec. 29, 2013
Dec. 30, 2012
Note 5 - Capital Stock (Details) [Line Items]      
Common Stock, Shares Authorized 26,000,000us-gaap_CommonStockSharesAuthorized 26,000,000us-gaap_CommonStockSharesAuthorized  
Common Stock, Par or Stated Value Per Share (in Dollars per share) 0.01us-gaap_CommonStockParOrStatedValuePerShare $ 0.01us-gaap_CommonStockParOrStatedValuePerShare  
Preferred Stock, Shares Authorized 5,000,000us-gaap_PreferredStockSharesAuthorized 5,000,000us-gaap_PreferredStockSharesAuthorized  
Preferred Stock, Par or Stated Value Per Share (in Dollars per share) 0.01us-gaap_PreferredStockParOrStatedValuePerShare $ 0.01us-gaap_PreferredStockParOrStatedValuePerShare  
Common Stock, Value, Issued (in Dollars) 390us-gaap_CommonStockValue $ 390us-gaap_CommonStockValue  
Exchangeable Shares [Member]      
Note 5 - Capital Stock (Details) [Line Items]      
Common Stock, Shares, Outstanding 0us-gaap_CommonStockSharesOutstanding
/ us-gaap_StatementEquityComponentsAxis
= smtx_ExchangeableSharesMember
0us-gaap_CommonStockSharesOutstanding
/ us-gaap_StatementEquityComponentsAxis
= smtx_ExchangeableSharesMember
 
Stock Issued During Period, Shares, Conversion of Convertible Securities 20us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities
/ us-gaap_StatementEquityComponentsAxis
= smtx_ExchangeableSharesMember
0us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities
/ us-gaap_StatementEquityComponentsAxis
= smtx_ExchangeableSharesMember
554,728us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities
/ us-gaap_StatementEquityComponentsAxis
= smtx_ExchangeableSharesMember
Stock Issued During Period, Value, Conversion of Convertible Securities (in Dollars)     5,249us-gaap_StockIssuedDuringPeriodValueConversionOfConvertibleSecurities
/ us-gaap_StatementEquityComponentsAxis
= smtx_ExchangeableSharesMember
Common Stock, Value, Issued (in Dollars)     $ 6us-gaap_CommonStockValue
/ us-gaap_StatementEquityComponentsAxis
= smtx_ExchangeableSharesMember