• Filing Date: 2014-03-12
  • Form Type: 10-K
  • Description: Annual report
v2.4.0.8
Fair Value Measurements - Additional Information (Detail) (USD $)
In Thousands, unless otherwise specified
12 Months Ended 12 Months Ended
Dec. 31, 2012
Dec. 31, 2013
Dec. 31, 2013
Senior Notes [Member]
Dec. 31, 2013
Convertible Debt [Member]
Dec. 11, 2013
Convertible Debt [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Fixed annual rate of interest     8.00%    
Debt instrument stated interest rate   3.875%   3.875% 3.875%
Debt instrument, maturity year     2020 2019  
Fair value transfer level 2 from level 1 $ 11,066 $ 10,684      
Fair value transfers between Level 1, 2 or 3 0        
Goodwill impairment loss $ 161