Annual report pursuant to Section 13 and 15(d)

SCHEDULE II VALUATION AND QUALIFYING ACCOUNTS (Details)

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SCHEDULE II VALUATION AND QUALIFYING ACCOUNTS (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Allowance for Doubtful Accounts [Member]      
Valuation allowances and reserves [Roll Forward]      
Balance at Beginning of Period $ 17,489 $ 19,850 $ 19,794
Charges of Costs, Expenses and Other 19,525 3,684 5,875
Write-off of Accounts Receivable (18,703) (4,763) (6,423)
Other [1] (1,143) (1,282) 604
Balance at End of Period 17,168 17,489 19,850
Deferred Tax Asset Valuation Allowance [Member]      
Valuation allowances and reserves [Roll Forward]      
Balance at Beginning of Period 593,305 580,594 536,471
Charges of Costs, Expenses and Other 7,116 (6,168) 15,912
Deletions 0 0 (6,088)
Other [2] 57,683 18,879 34,299
Balance at End of Period $ 658,104 $ 593,305 $ 580,594
[1] Foreign currency adjustments and acquisitions.
[2] During 2015, 2014, and 2013, the valuation allowance was adjusted for acquisitions, divestitures and foreign currency adjustments.