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Component: (Network and Table)
Network
2408403 - Disclosure - Debt - Schedule of Long-term Debt Outstanding (Details)
(http://www.cartech.com/role/DebtScheduleOfLongTermDebtOutstandingDetails)
TableLine of Credit Facility [Table]
Slicers (applies to each fact value in each table cell)
Reporting Entity [Axis]0000017843 (http://www.sec.gov/CIK)
Revolving Credit AgreementPeriod [Axis]
2016-06-30
2015-06-30
Debt Instrument [Axis]Debt Instrument [Axis]
Medium-term notes, Series B at 6.97% to 7.10% due from April 2018 to May 2018 (face value of $55.0 million at June 30, 2016 and 2015)Senior unsecured notes, 5.20% due July 2021 (face value of $250.0 million at June 30, 2016 and 2015)Senior unsecured notes, 4.45% due March 2023 (face value of $300.0 million at June 30, 2016 and 2015)Debt Instrument, Name [Domain]Medium-term notes, Series B at 6.97% to 7.10% due from April 2018 to May 2018 (face value of $55.0 million at June 30, 2016 and 2015)Senior unsecured notes, 5.20% due July 2021 (face value of $250.0 million at June 30, 2016 and 2015)Senior unsecured notes, 4.45% due March 2023 (face value of $300.0 million at June 30, 2016 and 2015)Debt Instrument, Name [Domain]
Range [Axis]Range [Axis]Range [Axis]Range [Axis]Range [Axis]Range [Axis]Range [Axis]Range [Axis]
MinimumMaximumRange [Domain]Range [Domain]Range [Domain]Range [Domain]MinimumMaximumRange [Domain]Range [Domain]Range [Domain]Range [Domain]
Interest rate
0.0697  
0.071  
 
0.052  
0.0445  
 
0.0697  
0.071  
 
0.052  
0.0445  
 
Face amount
  
55,000,000  
250,000,000  
300,000,000  
   
55,000,000  
250,000,000  
300,000,000  
 
Long-term Debt
  
55,000,000  
257,800,000  
298,500,000  
611,300,000  
  
55,000,000  
250,500,000  
298,300,000  
603,800,000  
Long-term debt, net of current portion
     
611,300,000  
     
603,800,000