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Valuation and Qualifying Accounts
 12 Months Ended
Dec. 31, 2016
Valuation and Qualifying Accounts [Abstract]  
Schedule of Valuation and Qualifying Accounts Disclosure [Text Block]
SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS
(In thousands)

 
Balance at beginning of year
 
Charged to income
 
Other (a)
 
Write-down
 
Balance at end of year
Allowance for doubtful accounts:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Year ended December 31, 2017
$
52,256

 
$
12,887

 
$
2,831

 
$
11,683

 
$
56,291

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Year ended December 31, 2016
$
49,659

 
$
8,336

 
$
(392
)
 
$
5,347

 
$
52,256

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Year ended December 31, 2015
$
59,188

 
$
(8
)
 
$
(383
)
 
$
9,138

 
$
49,659


(a)
"Other" primarily includes the effect of fluctuations in foreign currencies and the allowance for doubtful accounts of the businesses acquired by the company.