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Long-Term Debt and Financing Liabilities (Senior Secured Credit Facility) (Details) - USD ($)
6 Months Ended 12 Months Ended
Dec. 11, 2013
Jul. 22, 2010
Jun. 30, 2013
Dec. 27, 2015
Senior Secured Notes        
Debt Instrument [Line Items]        
Extinguishment of debt, amount $ 55,600,000      
Write off of deferred debt issuance cost 400,000      
Revolving Credit Facility | Two Thousand Thirteen (2013) Senior Secured Credit Facility        
Debt Instrument [Line Items]        
Current borrowing capacity $ 200,000,000      
Debt term 5 years      
Potential additional borrowing capacity $ 100,000,000      
Maximum borrowing availability under credit facility 300,000,000      
Property pledged as collateral (less than $5 million) $ 5,000,000      
Maximum leverage ratio 3.00      
Minimum interest coverage ratio 3.00      
Unamortized debt issuance expense       $ 1,800,000
Revolving Credit Facility | Two Thousand Thirteen (2013) Senior Secured Credit Facility | Maximum        
Debt Instrument [Line Items]        
Unused line fees 0.40%      
Revolving Credit Facility | $125 Million Variable Interest Rate Revolving Credit Facility Maturing In 2014        
Debt Instrument [Line Items]        
Current borrowing capacity   $ 125,000,000    
Debt term   4 years    
Extinguishment of debt, amount $ 32,000,000      
Unamortized debt issuance expense       400,000
Write off of deferred debt issuance cost $ 300,000      
Revolving Credit Facility | Common Stock | Domestic Subsidiary | Two Thousand Thirteen (2013) Senior Secured Credit Facility        
Debt Instrument [Line Items]        
Debt instrument, collateral, percentage 100.00%      
Revolving Credit Facility | Common Stock | Foreign Subsidiary | Two Thousand Thirteen (2013) Senior Secured Credit Facility        
Debt Instrument [Line Items]        
Debt instrument, collateral, percentage 65.00%      
Bridge Loan | Two Thousand Thirteen (2013) Senior Secured Credit Facility | Minimum        
Debt Instrument [Line Items]        
Unused line fees 0.20%      
Letter of Credit | Two Thousand Thirteen (2013) Senior Secured Credit Facility        
Debt Instrument [Line Items]        
Amount outstanding under credit facility       $ 1,300,000
Base Rate | Revolving Credit Facility | Two Thousand Thirteen (2013) Senior Secured Credit Facility | Minimum        
Debt Instrument [Line Items]        
Spread over interest rate       0.25%
Base Rate | Revolving Credit Facility | Two Thousand Thirteen (2013) Senior Secured Credit Facility | Maximum        
Debt Instrument [Line Items]        
Spread over interest rate       1.25%
Base Rate | Bridge Loan | Two Thousand Thirteen (2013) Senior Secured Credit Facility | Minimum        
Debt Instrument [Line Items]        
Spread over interest rate     0.25%  
Base Rate | Bridge Loan | Two Thousand Thirteen (2013) Senior Secured Credit Facility | Maximum        
Debt Instrument [Line Items]        
Spread over interest rate     1.25%  
London Interbank Offered Rate (LIBOR) | Revolving Credit Facility | Two Thousand Thirteen (2013) Senior Secured Credit Facility        
Debt Instrument [Line Items]        
Basis spread on base rate 1.00%      
London Interbank Offered Rate (LIBOR) | Revolving Credit Facility | Two Thousand Thirteen (2013) Senior Secured Credit Facility | Minimum        
Debt Instrument [Line Items]        
Spread over interest rate       1.25%
London Interbank Offered Rate (LIBOR) | Revolving Credit Facility | Two Thousand Thirteen (2013) Senior Secured Credit Facility | Maximum        
Debt Instrument [Line Items]        
Spread over interest rate       2.25%
Federal Funds Rate | Revolving Credit Facility | Two Thousand Thirteen (2013) Senior Secured Credit Facility        
Debt Instrument [Line Items]        
Basis spread on base rate 0.50%