v2.4.0.8
Schedule II Schedule of Valuation and Qualifying Accounts (Details) (Allowance for Doubtful Accounts, USD $)
In Thousands, unless otherwise specified
 12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Allowance for Doubtful Accounts
      
Movement in Valuation Allowances and Reserves [Roll Forward]      
Balance at Beginning of Year $ 331 $ 230 $ 138
Charged to Costs and Expenses 307 218 193
Deductions and Other (249) [1] (117) [1] (101) [1]
Balance at End of Year $ 389 $ 331 $ 230
[1] Primarily represents write-offs of uncollectible accounts, net of recoveries.