Quarterly report pursuant to Section 13 or 15(d)

REVENUE Revenue (Details)

v3.10.0.1
REVENUE Revenue (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2018
Jun. 30, 2017
Jun. 30, 2018
Jun. 30, 2017
Revenue from External Customer [Line Items]        
Sales Return Rate     2.00% 3.00%
Deferred Revenue, Revenue Recognized     $ 2,800  
Revenue from Contract with Customer, Including Assessed Tax $ 50,910 $ 51,465 103,277 $ 111,339
Sales Returns, Goods (Deprecated 2018-01-31) $ (982) $ (1,242) $ (1,732) $ (2,581)
Revenue Percentage 100.00% 100.00% 100.00% 100.00%
Americas [Member]        
Revenue from External Customer [Line Items]        
Revenue from Contract with Customer, Including Assessed Tax $ 1,855 $ 1,641 $ 3,391 $ 3,101
Revenue Percentage 3.60% 3.20% 3.30% 2.80%
HONG KONG        
Revenue from External Customer [Line Items]        
Revenue from Contract with Customer, Including Assessed Tax $ 44,615 $ 45,688 $ 92,234 $ 100,255
Revenue Percentage 87.70% 88.80% 89.30% 90.00%
CHINA        
Revenue from External Customer [Line Items]        
Revenue from Contract with Customer, Including Assessed Tax $ 2,553 $ 1,247 $ 3,812 $ 3,001
Revenue Percentage 5.00% 2.40% 3.70% 2.70%
TAIWAN, PROVINCE OF CHINA        
Revenue from External Customer [Line Items]        
Revenue from Contract with Customer, Including Assessed Tax $ 937 $ 1,729 $ 1,998 $ 2,887
Revenue Percentage 1.80% 3.40% 1.90% 2.60%
KOREA, REPUBLIC OF        
Revenue from External Customer [Line Items]        
Revenue from Contract with Customer, Including Assessed Tax $ 140 $ 129 $ 259 $ 251
Revenue Percentage 0.30% 0.20% 0.30% 0.20%
JAPAN        
Revenue from External Customer [Line Items]        
Revenue from Contract with Customer, Including Assessed Tax $ 44 $ 33 $ 109 $ 60
Revenue Percentage 0.10% 0.10% 0.10% 0.10%
SINGAPORE        
Revenue from External Customer [Line Items]        
Revenue from Contract with Customer, Including Assessed Tax $ 51 $ 39 $ 82 $ 84
Revenue Percentage 0.10% 0.10% 0.10% 0.10%
MALAYSIA        
Revenue from External Customer [Line Items]        
Revenue from Contract with Customer, Including Assessed Tax $ 57 $ 0 $ 100 $ 0
Revenue Percentage 0.10% 0.00% 0.10% 0.00%
Russia and Kazakhstan [Domain]        
Revenue from External Customer [Line Items]        
Revenue from Contract with Customer, Including Assessed Tax $ 239 $ 229 $ 442 $ 446
Revenue Percentage 0.50% 0.40% 0.40% 0.40%
Europe [Member]        
Revenue from External Customer [Line Items]        
Revenue from Contract with Customer, Including Assessed Tax $ 419 $ 730 $ 850 $ 1,254
Revenue Percentage 0.80% 1.40% 0.80% 1.10%
Product [Member]        
Revenue from External Customer [Line Items]        
Revenue from Contract with Customer, Including Assessed Tax $ 48,458 $ 49,528 $ 97,823 $ 106,105
Shipping and Handling [Member]        
Revenue from External Customer [Line Items]        
Revenue from Contract with Customer, Including Assessed Tax $ 3,434 $ 3,179 $ 7,186 $ 7,815