Annual report pursuant to Section 13 and 15(d)

Condensed Consolidated Balance Sheets Condensed Consolidated Balance Sheets (Parenthetical)

v2.4.1.9
Condensed Consolidated Balance Sheets Condensed Consolidated Balance Sheets (Parenthetical) (USD $)
In Thousands, except Share data, unless otherwise specified
Dec. 31, 2014
Dec. 31, 2013
Balance Sheet [Abstract]    
Allowance for Doubtful Accounts Receivable, Current $ 2,563us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent $ 1,919us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent
Finite-Lived Intangible Assets, Accumulated Amortization $ 40,307us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization $ 31,790us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
Common Stock, Par or Stated Value Per Share $ 0.01us-gaap_CommonStockParOrStatedValuePerShare $ 0.01us-gaap_CommonStockParOrStatedValuePerShare
Common Stock, Shares Authorized 50,000,000us-gaap_CommonStockSharesAuthorized 50,000,000us-gaap_CommonStockSharesAuthorized
Common Stock, Shares, Issued 30,255,182us-gaap_CommonStockSharesIssued 30,522,079us-gaap_CommonStockSharesIssued
Common Stock, Shares, Outstanding 30,255,182us-gaap_CommonStockSharesOutstanding 30,522,079us-gaap_CommonStockSharesOutstanding
Preferred Stock, Par or Stated Value Per Share $ 0.01us-gaap_PreferredStockParOrStatedValuePerShare $ 0.01us-gaap_PreferredStockParOrStatedValuePerShare
Preferred Stock, Shares Authorized 5,000,000us-gaap_PreferredStockSharesAuthorized 5,000,000us-gaap_PreferredStockSharesAuthorized
Preferred Stock, Shares Issued 0us-gaap_PreferredStockSharesIssued 0us-gaap_PreferredStockSharesIssued
Preferred Stock, Shares Outstanding 0us-gaap_PreferredStockSharesOutstanding 0us-gaap_PreferredStockSharesOutstanding