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ACCUMULATED OTHER COMPREHENSIVE LOSS (Tables)
 12 Months Ended
Dec. 31, 2018
Accumulated Other Comprehensive Income Loss Net Of Tax [Abstract]  
Schedule of Accumulated Other Comprehensive Loss

Amounts related to the changes in accumulated other comprehensive loss were as follows (in thousands):

 

 

 

Unrealized

gain (loss) on

available-for-

sale-securities

 

 

Net unrealized

gain (loss) on

retirement plan (2)

 

 

Change in cumulative

foreign currency

translation adjustment

 

 

Total

 

 

Affected line items in the

consolidated statements of

operations

Balance January 1, 2016,

   net of tax

 

$

(111

)

 

$

(9,708

)

 

$

—

 

 

$

(9,819

)

 

 

Other comprehensive loss before

   reclassification

 

 

(135

)

 

 

(1,731

)

 

 

(65

)

 

 

(1,931

)

 

 

Reclassification to net income (1)

 

 

—

 

 

 

1,084

 

 

 

—

 

 

 

1,084

 

 

Selling, general and administrative,

research and development and

cost of material sales

Change during period

 

 

(135

)

 

 

(647

)

 

 

(65

)

 

 

(847

)

 

 

Balance December 31 2016,

   net of tax

 

 

(246

)

 

 

(10,355

)

 

 

(65

)

 

 

(10,666

)

 

 

Other comprehensive gain (loss)

   before reclassification

 

 

(12

)

 

 

(2,184

)

 

 

28

 

 

 

(2,168

)

 

 

Reclassification to net income (1)

 

 

—

 

 

 

1,370

 

 

 

—

 

 

 

1,370

 

 

Selling, general and administrative,

research and development and

cost of material sales

Change during period

 

 

(12

)

 

 

(814

)

 

 

28

 

 

 

(798

)

 

 

Balance December 31, 2017,

   net of tax

 

 

(258

)

 

 

(11,169

)

 

 

(37

)

 

 

(11,464

)

 

 

Other comprehensive gain (loss)

   before reclassification

 

 

268

 

 

 

(6,690

)

 

 

(9

)

 

 

(6,431

)

 

 

Reclassification to net income (1)

 

 

—

 

 

 

1,661

 

 

 

—

 

 

 

1,661

 

 

Selling, general and administrative,

research and development and

cost of material sales

Change during period

 

 

268

 

 

 

(5,029

)

 

 

(9

)

 

 

(4,770

)

 

 

Balance December 31, 2018,

   net of tax

 

$

10

 

 

$

(16,198

)

 

$

(46

)

 

$

(16,234

)

 

 

 

(1)

The Company reclassified amortization of plan amendment cost, prior service cost, and actuarial loss for its retirement plan from accumulated other comprehensive loss to net income of $1.7 million, $1.4 million and $1.1 million for the years ended December 31, 2018, 2017 and 2016, respectively.

(2)

Refer to Note 15: Employee Retirement Plans