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Summary Of Significant Accounting Policies (Tables)
 12 Months Ended
Dec. 31, 2017
Summary Of Significant Accounting Policies [Abstract]  
Rollforward Analysis of the Allowance Against Accounts Receivable Balance



 

 

 

 

 

 

 

 

 



 

Year Ended December 31,



 

2017

 

2016

 

2015



 

(in thousands)

Allowance for bad debt

 

 

 

 

 

 

 

 

 

Balance at beginning of year

 

$

 (5,211)

 

$

 (4,221)

 

$

 (2,400)

Charge to cost and expenses

 

 

 (452)

 

 

 (1,222)

 

 

 (2,699)

Reclassification related to Sojitz acquisition

 

 

 (694)

 

 

 —

 

 

 —

Foreign currency gain (loss)

 

 

 (676)

 

 

 232 

 

 

 878 

Balance at end of period

 

$

 (7,033)

 

$

 (5,211)

 

$

 (4,221)