XML 57 R3.htm IDEA: XBRL DOCUMENT v2.4.1.9
Condensed Consolidated Balance Sheets (Parenthetical) (USD $)
In Thousands, except Share data, unless otherwise specified
Mar. 31, 2015
Dec. 31, 2014
Consolidated Balance Sheets [Abstract]    
Accounts receivable, allowance for doubtful accounts $ 13,275us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent $ 10,300us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent
Common stock, par value $ 0.001us-gaap_CommonStockParOrStatedValuePerShare $ 0.001us-gaap_CommonStockParOrStatedValuePerShare
Common stock, shares authorized 220,000,000us-gaap_CommonStockSharesAuthorized 220,000,000us-gaap_CommonStockSharesAuthorized
Common stock, shares issued 112,301,000us-gaap_CommonStockSharesIssued 112,233,000us-gaap_CommonStockSharesIssued
Treasury stock, shares 421,000us-gaap_TreasuryStockShares 709,000us-gaap_TreasuryStockShares