Annual report pursuant to Section 13 and 15(d)

Item 15 (Notes)

v3.8.0.1
Item 15 (Notes)
 12 Months Ended
Dec. 31, 2017
Valuation and Qualifying Accounts [Abstract]  
Schedule of Valuation and Qualifying Accounts Disclosure [Text Block]
SCHEDULE II – VALUATION AND QUALIFYING ACCOUNTS (in thousands):
Classification
 
Balance at beginning of year
 
Additions (deductions) charged to expenses
 
Other Additions
 
(Deductions)
 
Balance at end of year
Allowance for doubtful accounts
2017
 
$
87

 
$
133

 
$
27

 
$
(174
)
 
$
73

2016
 
236

 
87

 
—

 
(236
)
 
87

2015
 
57

 
179

 
—

 
—

 
236

Warranty reserves
2017
 
$
860

 
$
492

 
$
122

 
$
(533
)
 
$
941

2016
 
157

 
335

 
489

 
(121
)
 
860

2015
 
60

 
193

 
37

 
(133
)
 
157

Valuation allowance for deferred tax assets
2017
 
$
100,284

 
$
(50,881
)
 
$
35,158

 
$
—

 
$
84,561

2016
 
98,535

 
—

 
8,410

 
(6,661
)
 
100,284

2015
 
29,399

 
69,136

 
—

 
—

 
98,535