XML 33 R22.htm IDEA: XBRL DOCUMENT v3.10.0.1
Inventories (Tables)
6 Months Ended
Jun. 30, 2018
Inventory Disclosure [Abstract]  
Schedule of Inventories

Inventories were as follows:

 

(U.S. Dollars, in thousands)

 

June 30,

2018

 

 

December 31,

2017

 

Raw materials

 

$

9,210

 

 

$

6,067

 

Work-in-process

 

 

13,502

 

 

 

12,487

 

Finished products

 

 

59,018

 

 

 

60,441

 

Deferred cost of sales

 

 

 

 

 

2,335

 

Inventories

 

$

81,730

 

 

$

81,330