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Long-Term Debt and Credit Arrangements (Amended Revolving Credit Facility) (Details) (USD $)
In Thousands, unless otherwise specified
9 Months Ended
Sep. 27, 2014
Rate
Line of Credit Facility [Line Items]  
Revolving credit facility - Tranche B $ 5,764
Amended Revolving Credit Facility [Member]
 
Line of Credit Facility [Line Items]  
Proceeds from Lines of Credit 5,438
Revolving credit facility - Tranche B 5,764
Maximum Borrowing Capacity 150,000
Basis Spread on Variable Rate 3.50%
Commitment Fee Percentage 0.375%
Minimum Borrowing Capacity for No Financial Covenants 14,440
Line of Credit Facility, Amended Minimum Borrowing Capacity for No Financial Covenants 16,500
Remaining Borrowing Capacity $ 35,252
Minimum [Member] | Amended Revolving Credit Facility [Member]
 
Line of Credit Facility [Line Items]  
Fixed Charge Coverage Ratio 1.1
Alternative [Member] | Minimum [Member] | Libor [Member] | Amended Revolving Credit Facility [Member]
 
Line of Credit Facility [Line Items]  
Basis Spread on Variable Rate 1.50%
Alternative [Member] | Midpoint [Member] | Libor [Member] | Amended Revolving Credit Facility [Member]
 
Line of Credit Facility [Line Items]  
Basis Spread on Variable Rate 1.75%
Alternative [Member] | Maximum [Member] | Libor [Member] | Amended Revolving Credit Facility [Member]
 
Line of Credit Facility [Line Items]  
Basis Spread on Variable Rate 2.00%
Alternative B [Member] | Federal Funds [Member] | Amended Revolving Credit Facility [Member]
 
Line of Credit Facility [Line Items]  
Basis Spread on Variable Rate 0.50%
Alternative B [Member] | Daily Libor [Member] | Amended Revolving Credit Facility [Member]
 
Line of Credit Facility [Line Items]  
Basis Spread on Variable Rate 1.00%
Alternative B [Member] | Minimum [Member] | Daily Libor [Member] | Amended Revolving Credit Facility [Member]
 
Line of Credit Facility [Line Items]  
Basis Spread on Variable Rate 0.50%
Alternative B [Member] | Midpoint [Member] | Daily Libor [Member] | Amended Revolving Credit Facility [Member]
 
Line of Credit Facility [Line Items]  
Basis Spread on Variable Rate 0.75%
Alternative B [Member] | Maximum [Member] | Daily Libor [Member] | Amended Revolving Credit Facility [Member]
 
Line of Credit Facility [Line Items]  
Basis Spread on Variable Rate 1.00%