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Cash, Cash Equivalents, Marketable Securities and Restricted Cash (Tables)
 3 Months Ended
Mar. 31, 2018
Cash, Cash Equivalents, Marketable Securities and Restricted Cash  
Schedule of cash, cash equivalents and marketable securities

 

 

As of March 31, 2018

 

(in thousands)

 

Cost

 

Gross
unrealized
Gain

 

Gross
unrealized
Loss

 

Fair
Value

 

Cash and cash equivalents

 

$
114,327

 

$

—

 

$
(5

)

$
114,322

 

Corporate debt securities, current portion

 
278,281

 
8

 
(509

)
277,780

 

Corporate debt securities, non-current portion

 
30,400

 
1

 
(56

)
30,345

 

Commercial paper

 
122,029

 

—

 
(169

)
121,860

 

Asset backed securities

 
47,924

 

—

 
(96

)
47,828

 

Certificates of deposit

 
12,759

 

—

 
(51

)
12,708

 

Money market

 
350

 

—

 

—

 
350

 

 

 

 

 

 

 

 

 

 

 

 

 

$
606,070

 

$
9

 

$
(886

)

$
605,193

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Included in cash and cash equivalents

 

$
114,327

 

$

—

 

$
(5

)

$
114,322

 

Included in marketable securities, current and non-current

 
491,743

 
9

 
(881

)
490,871

 

 

 

 

 

 

 

 

 

 

 

Total cash, cash equivalents and marketable securities

 

$
606,070

 

$
9

 

$
(886

)

$
605,193

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

As of December 31, 2017

 

(in thousands)

 

Cost

 

Unrealized
Gain

 

Unrealized
Loss

 

Fair
Value

 

Cash and cash equivalents

 

$
49,060

 

$

—

 

$

—

 

$
49,060

 

Corporate debt securities, current portion

 
199,314

 
1

 
(303

)
199,012

 

Commercial paper

 
79,878

 

—

 
(75

)
79,803

 

Asset-backed securities

 
30,346

 

—

 
(59

)
30,287

 

Money market

 
350

 

—

 

—

 
350

 

Certificates of deposit

 
50

 

—

 

—

 
50

 

 

 

 

 

 

 

 

 

 

 

 

 

$
358,998

 

$
1

 

$
(437

)

$
358,562

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Included in cash and cash equivalents

 

$
49,060

 

$

—

 

$

—

 

$
49,060

 

Included in marketable securities

 
309,938

 
1

 
(437

)
309,502

 

 

 

 

 

 

 

 

 

 

 

Total cash, cash equivalents and marketable securities

 

$
358,998

 

$
1

 

$
(437

)

$
358,562

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Schedule of reconciliation of cash and cash equivalents, and restricted cash

(in thousands)

 

March 31,
2018

 

December 31,
2017

 

March 31,
2017

 

December 31,
2016

 

 

 

 

 

 

 

 

 

 

 

Cash and cash equivalents

 

$
114,322

 

$
49,060

 

$
44,755

 

$
187,026

 

Restricted cash

 
2,230

 
2,177

 
388

 
387

 

 

 

 

 

 

 

 

 

 

 

Cash and cash equivalents and restricted cash shown in the statement of cash flows $ 1,791

 

$
116,552

 

$
51,237

 

$
45,143

 

$
187,413