XML 30 R76.htm IDEA: XBRL DOCUMENT v2.4.0.8
Schedule II (Details) (Allowance for Doubtful Accounts [Member], USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Allowance for Doubtful Accounts [Member]
     
Movement in Valuation Allowances and Reserves [Roll Forward]      
Valuation Allowances and Reserves, Balance $ 22,212 $ 22,728 $ 16,421
Valuation Allowances and Reserves, Deductions (23,962) (27,482) (12,347)
Valuation Allowances and Reserves, Charged to Cost and Expense 20,963 26,966 18,654
Valuation Allowances and Reserves, Balance $ 19,213 $ 22,212 $ 22,728