XML 39 R21.htm IDEA: XBRL DOCUMENT v3.19.3
Cash, Cash Equivalents, Marketable Securities and Restricted Cash (Tables)
 9 Months Ended
Sep. 30, 2019
Cash, Cash Equivalents, and Short-term Investments [Abstract]  
Schedule of cash and available-for-sale securities
Cash, cash equivalents and marketable securities are classified as current unless mentioned otherwise below and consisted of the following:
 
 
 
As of September 30, 2019
(in thousands)
 
Cost
 
Gross
Unrealized
Gain
 
Gross
Unrealized
Loss
 
Fair
Value
Cash and cash equivalents
 
$
166,319

 
$
—

 
$
—

 
$
166,319

Corporate debt securities
 
139,591

 
158

 
(4
)
 
139,745

Commercial paper
 
114,713

 
95

 
—

 
114,808

Asset-backed securities
 
75,166

 
93

 
(4
)
 
75,255

U.S. government agency bonds
 
17,683

 
—

 
(17
)
 
17,666

Money market
 
350

 
—

 
—

 
350

Certificates of deposit
 
51

 
—

 
—

 
51

 
 
$
513,873

 
$
346

 
$
(25
)
 
$
514,194

Included in cash and cash equivalents
 
$
166,319

 
$
—

 
$
—

 
$
166,319

Included in marketable securities (1)
 
347,554

 
346

 
(25
)
 
347,875

Total cash, cash equivalents, and marketable securities
 
$
513,873

 
$
346

 
$
(25
)
 
$
514,194

______________________________________
(1) As of September 30, 2019, $27.5 million of marketable securities have maturity dates greater than 12 months and are available to convert into cash, if needed. 

 
 
As of December 31, 2018
(in thousands)
 
Cost
 
Gross
Unrealized
Gain
 
Gross
Unrealized
Loss
 
Fair
Value
Cash and cash equivalents
 
$
79,749

 
$
—

 
$
—

 
$
79,749

Corporate debt securities
 
240,969

 
7

 
(250
)
 
240,726

Commercial paper
 
115,245

 
—

 
(104
)
 
115,141

Asset-backed securities
 
68,215

 
4

 
(84
)
 
68,135

Money market
 
350

 
—

 
—

 
350

Certificates of deposit
 
51

 
—

 
—

 
51

 
 
$
504,579

 
$
11

 
$
(438
)
 
$
504,152

Included in cash and cash equivalents
 
$
79,749

 
$
—

 
$
—

 
$
79,749

Included in marketable securities
 
424,830

 
11

 
(438
)
 
424,403

Total cash, cash equivalents, and marketable securities
 
$
504,579

 
$
11

 
$
(438
)
 
$
504,152
Schedule of restricted cash and cash equivalents
The following table provides a reconciliation of cash, cash equivalents, and restricted cash reported within the Consolidated Balance Sheets that sum to the total of the same such amounts shown in the Consolidated Statements of Cash Flows.

(in thousands)
 
September 30, 2019
 
December 31, 2018
 
September 30, 2018
 
December 31, 2017
Cash and cash equivalents
 
$
166,319

 
$
79,749

 
$
201,827

 
$
49,060

Restricted cash
 
3,382

 
2,626

 
2,003

 
2,177

Cash, cash equivalents, and restricted cash shown in the Consolidated Statements of Cash Flows
 
$
169,701

 
$
82,375

 
$
203,830

 
$
51,237