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Debt (Details)
CAD in Thousands, $ in Thousands
3 Months Ended 9 Months Ended
Nov. 26, 2016
USD ($)
Nov. 28, 2015
USD ($)
Nov. 26, 2016
CAD
Nov. 26, 2016
USD ($)
Feb. 27, 2016
USD ($)
Debt (Textual) [Abstract]          
Line of Credit Facility, Amount Outstanding       $ 0 $ 0
Interest payments $ 500 $ 400      
Revolving Credit Facility [Member]          
Debt (Textual) [Abstract]          
Maximum borrowing capacity     CAD 4,000 175,000  
Industrial Revenue Bonds [Member]          
Debt (Textual) [Abstract]          
Debt       $ 20,400