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Debt (Narrative) (United States Credit Facilities) (Details)
$ in Thousands
3 Months Ended 9 Months Ended
Jun. 28, 2013
USD ($)
Mar. 31, 2016
Dec. 31, 2015
Sep. 30, 2015
USD ($)
Sep. 30, 2015
USD ($)
Jun. 30, 2016
Nov. 18, 2015
USD ($)
Nov. 16, 2015
Dec. 31, 2014
USD ($)
Dec. 02, 2014
USD ($)
Line of Credit Facility [Line Items]                    
Credit facilities amount outstanding       $ 9,500 $ 9,500       $ 6,860  
Term Credit Facility (U.S. Facilities) [Member]                    
Line of Credit Facility [Line Items]                    
Credit facility, borrowing capacity                   $ 5,000
Minimum fixed charge coverage ratio         1.35          
Percentage of debt to capitalization       50 50          
Percentage of subsidiary shares used to secure borrowings in facility 65.00%                  
Credit facilities amount outstanding       $ 4,800 $ 4,800          
United States Credit Facilities [Member]                    
Line of Credit Facility [Line Items]                    
Credit facility, borrowing capacity       $ 9,500 9,500          
Minimum fixed charge coverage ratio       0.50            
Credit facilities amount outstanding       $ 14,300 $ 14,300          
United States Credit Facilities [Member] | Scenario, Plan [Member]                    
Line of Credit Facility [Line Items]                    
Minimum fixed charge coverage ratio     1.00              
United States Credit Facilities [Member] | Bank of Montreal [Member]                    
Line of Credit Facility [Line Items]                    
Credit facility, borrowing capacity $ 10,000                  
United States Credit Facilities [Member] | Prime Rate [Member]                    
Line of Credit Facility [Line Items]                    
Interest rate spread         1.00%          
United States Credit Facilities [Member] | LIBOR Eurodollar Loan [Member]                    
Line of Credit Facility [Line Items]                    
Interest rate spread         2.25%          
Subsequent Event [Member] | Sublimit for Domestic Operations [Member]                    
Line of Credit Facility [Line Items]                    
Credit facility, borrowing capacity             $ 3,000      
Subsequent Event [Member] | United States Credit Facilities [Member] | Prime Rate [Member]                    
Line of Credit Facility [Line Items]                    
Debt instrument default interest rate               2.00%    
Subsequent Event [Member] | United States Credit Facilities [Member] | LIBOR Eurodollar Loan [Member]                    
Line of Credit Facility [Line Items]                    
Debt instrument default interest rate               2.00%    
Term Loan Facility [Member] | Term Credit Facility (U.S. Facilities) [Member] | Prime Rate [Member]                    
Line of Credit Facility [Line Items]                    
Interest rate spread         1.25%          
Term Loan Facility [Member] | Term Credit Facility (U.S. Facilities) [Member] | LIBOR Eurodollar Loan [Member]                    
Line of Credit Facility [Line Items]                    
Interest rate spread         2.50%          
Minimum [Member] | United States Credit Facilities [Member] | Scenario, Plan [Member]                    
Line of Credit Facility [Line Items]                    
Minimum fixed charge coverage ratio   1.25                
Maximum [Member] | United States Credit Facilities [Member] | Scenario, Plan [Member]                    
Line of Credit Facility [Line Items]                    
EBITDA benchmark ratio   3.25 4.00 7.00 7.00 2.75        
Fiscal Quarters Ending on of After December 31, 2015 [Member] | Term Credit Facility (U.S. Facilities) [Member] | Scenario, Plan [Member]                    
Line of Credit Facility [Line Items]                    
EBITDA benchmark ratio     3.00              
Quarter Ends March 31, 2015 and September 30, 2015 [Member] | Term Credit Facility (U.S. Facilities) [Member]                    
Line of Credit Facility [Line Items]                    
EBITDA benchmark ratio       3.75 3.75