Accumulated Other Comprehensive Income (Loss) (Tables)
 12 Months Ended
Dec. 31, 2019
Equity [Abstract]  
Schedule of Reclassifications out of Accumulated Other Comprehensive Income (Loss)
The following table summarizes the changes in accumulated other comprehensive income (loss) by component:
 
 
 
Unrealized Holding Gains (Losses), Net of Tax
 
 
 
Foreign Currency Translation Adjustment
 
On Available-For-Sale Debt Securities
 
On Equity Securities
 
On Foreign Currency Forward Contracts
 
Total
 
(in thousands)
Balance at December 31, 2016
$
(7,862
)
 
$
(10
)
 
$
17,531

 
$
11,514

 
$
21,173

Other comprehensive (loss) income before reclassifications
(13,169
)
 
(584
)
 
7,538

 
(29,175
)
 
(35,390
)
Amounts reclassified from accumulated other comprehensive income (loss)
—

 
—

 
—

 
2,645

 
2,645

Net current period other comprehensive (loss) income
(13,169
)
 
(584
)
 
7,538

 
(26,530
)
 
(32,745
)
Balance at December 31, 2017
$
(21,031
)
 
$
(594
)
 
$
25,069

 
$
(15,016
)
 
$
(11,572
)
Other comprehensive income before reclassifications
8,855

 
58

 
—

 
25,664

 
34,577

Amounts reclassified from accumulated other comprehensive income (loss)
—

 
—

 
—

 
1,774

 
1,774

Net current period other comprehensive income
8,855

 
58

 
—

 
27,438

 
36,351

Amounts reclassified to accumulated deficit pursuant to adoption of new accounting standard
949

 
—

 
(25,069
)
 
—

 
(24,120
)
Balance as of December 31, 2018
$
(11,227
)
 
$
(536
)
 
$
—

 
$
12,422

 
$
659

Other comprehensive income before reclassifications
10,332

 
1,039

 
—

 
11,513

 
22,884

Amounts reclassified from accumulated other comprehensive income (loss)
—

 
—

 
—

 
(25,516
)
 
(25,516
)
Net current period other comprehensive income (loss)
10,332

 
1,039

 
—

 
(14,003
)
 
(2,632
)
Balance as of December 31, 2019
$
(895
)
 
$
503

 
$
—

 
$
(1,581
)
 
$
(1,973
)