Quarterly report pursuant to Section 13 or 15(d)

Long-Term Debt (Details)

v3.3.0.814
Long-Term Debt (Details)
$ in Millions
9 Months Ended
Sep. 30, 2015
USD ($)
Long-Term Debt  
Letters of credit outstanding $ 57
Credit Agreement  
Long-Term Debt  
Interest rate at period end 2.20%
Minimum fixed charge coverage ratio 1.10
Credit Agreement | Debt Covenants Term Period One  
Long-Term Debt  
Leverage ratio 3.50
Credit Agreement | Debt Covenants Term Period Two  
Long-Term Debt  
Leverage ratio 3.25
Credit Agreement | Debt Covenant Term Period Three  
Long-Term Debt  
Leverage ratio 3.00
Credit Agreement | Adjusted LIBOR Borrowings | Minimum  
Long-Term Debt  
Applicable margin based on total leverage ratio 1.00%
Leverage ratio used to determine applicable margin on borrowings 1.00
Credit Agreement | Adjusted LIBOR Borrowings | Maximum  
Long-Term Debt  
Applicable margin based on total leverage ratio 2.00%
Leverage ratio used to determine applicable margin on borrowings 2.50
Credit Agreement | Base Rate Borrowings | Minimum  
Long-Term Debt  
Applicable margin based on total leverage ratio 0.00%
Leverage ratio used to determine applicable margin on borrowings 1.00
Credit Agreement | Base Rate Borrowings | Maximum  
Long-Term Debt  
Applicable margin based on total leverage ratio 1.00%
Leverage ratio used to determine applicable margin on borrowings 2.50
Credit Agreement | Base Rate Borrowings | Federal Funds Open Rate  
Long-Term Debt  
Basis spread 0.50%
Credit Agreement | Base Rate Borrowings | LIBOR  
Long-Term Debt  
Basis spread 1.00%
Term Loan Facility  
Long-Term Debt  
Face amount of debt $ 200
Proceeds from issuance of debt $ 200
Amortization of outstanding principal to be paid in quarterly installments, expressed as a percentage, year one 5.00%
Amortization of outstanding principal to be paid in quarterly installments, expressed as a percentage, year two through year four 10.00%
Amortization of outstanding principal to be paid in quarterly installments, expressed as a percentage, year five 15.00%
Revolving Facility  
Long-Term Debt  
Maximum borrowing capacity $ 125
Additional borrowing capacity available, subject to certain conditions 100
Sublimit available for issuance of letters of credit 100
Sublimit available for swingline loans $ 15