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Other (Expense) Income (Notes)
 12 Months Ended
Dec. 31, 2016
Other Income and Expenses [Abstract]  
Other Income and Other Expense Disclosure [Text Block]
Other (Expense) Income, net
The components of other (expense) income, net consist of:
 
Year Ended December 31,
 
2016
 
2015
 
2014
Secondary offering underwriting fees
$
(5,900
)
 
$
—

 
$
—

Foreign currency losses
(3,958
)
 
(3,379
)
 
(7,055
)
Losses on sales of receivables
(801
)
 
(1,017
)
 
(1,866
)
Gain on remeasurement of previously held equity interest
—

 
14,199

 
—

Gain on sale of investment in affiliate
—

 
—

 
1,882

Miscellaneous income (expense)
—

 
(44
)
 
869

Other (expense) income, net
$
(10,659
)
 
$
9,759

 
$
(6,170
)