XML 34 R25.htm IDEA: XBRL DOCUMENT v3.22.1
Fair Value Measurements (Tables)
3 Months Ended
Mar. 31, 2022
Fair Value Disclosures [Abstract]  
Schedule of Fair Value by Significant Investment Category
The following table summarizes the Company’s cash and available-for-sale securities’ amortized cost, unrealized gains (losses), and fair value by significant investment category reported as cash and cash equivalents, restricted cash short-term, restricted cash, or available-for-sale securities as of March 31, 2022 and December 31, 2021.
(in thousands)    Reported as:
March 31, 2022Amortized
Cost
Unrealized
Gain
Unrealized
(Loss)
Fair ValueCash &
Cash
Equivalents
Available-for-sale securitiesRestricted
Cash (Current and Non-Current)
Cash$102,372 $— $— $102,372 $99,885 $— $2,487 
Level I:
Money market funds
36,767 — — 36,767 30,798 — 5,969 
Level II:
Corporate bonds
214,056 (1,661)212,397 — 212,397 — 
U.S. treasury securities
1,041,647 — (11,009)1,030,638 — 1,030,638 — 
Commercial paper
351,522 — — 351,522 21,293 330,229 — 
Subtotal
1,607,225 (12,670)1,594,557 21,293 1,573,264 — 
Total assets measured at fair value on a recurring basis
$1,746,364 $$(12,670)$1,733,696 $151,976 $1,573,264 $8,456 
(in thousands)Reported as:
December 31, 2021Amortized
Cost
Unrealized
Gain
Unrealized
(Loss)
Fair
Value
Cash &
Cash
Equivalents
Available-for-sale securitiesRestricted
Cash
Cash$64,542 $— $— $64,542 $64,021 $— $521 
Level I:
Money market funds
253,075 — — 253,075 246,415 — 6,660 
Level II:
Corporate bonds
202,774 16 (289)202,501 3,341 199,160 — 
U.S. treasury securities
960,278 (2,298)957,982 — 957,982 — 
Commercial paper
350,924 — — 350,924 — 350,924 — 
Subtotal
1,513,976 18 (2,587)1,511,407 3,341 1,508,066 — 
Total assets measured at fair value on a recurring basis
$1,831,593 $18 $(2,587)$1,829,024 $313,777 $1,508,066 $7,181