Quarterly report pursuant to Section 13 or 15(d)

CONSOLIDATED BALANCE SHEETS (UNAUDITED) (Parenthetical)

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CONSOLIDATED BALANCE SHEETS (UNAUDITED) (Parenthetical) (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2014
Dec. 31, 2013
Current assets    
Allowance for doubtful accounts $ 17,385 $ 19,850