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Subsequent Event (Detail Textuals 1) (Subsequent event, Credit agreement, Bank of America, N.A, USD $)
In Thousands, unless otherwise specified
 0 Months Ended
Apr. 16, 2014
Term B Loan
  
Subsequent Event [Line Items]  
Aggregate principal amount $ 290,000
Maturity dates Apr. 15, 2021
Par value in percentage 99.75%
Proceeds from term loan 284,740
Original issue discount and issuance cost 5,260
Term B Loan | LIBOR
  
Subsequent Event [Line Items]  
Applicable interest rates 3.00%
Applicable floor rates 1.00%
Term B Loan | Base Rate
  
Subsequent Event [Line Items]  
Applicable interest rates 2.00%
Revolving Credit Facility
  
Subsequent Event [Line Items]  
Aggregate principal amount $ 100,000
Maturity dates Apr. 15, 2019
Revolving Credit Facility | LIBOR
  
Subsequent Event [Line Items]  
Applicable interest rates 2.75%
Revolving Credit Facility | Base Rate
  
Subsequent Event [Line Items]  
Applicable interest rates 1.75%
Term B Loans And Revolving Credit Facility | LIBOR
  
Subsequent Event [Line Items]  
Basis for effective rate
(2) a Eurocurrency rate determined by reference to LIBOR with a term as selected by the Company, of one day or one, two, three or six months (or twelve months or any shorter amount of time if consented to by all of the lenders under the applicable loan)
Term B Loans And Revolving Credit Facility | Base Rate
  
Subsequent Event [Line Items]  
Basis for effective rate
(1) a base rate determined by reference to the highest of (a) the rate as publicly announced from time to time by Bank of America as its “prime rate,” (b) the federal funds effective rate plus 0.50% and (c) one-month LIBOR plus 1.00%