| Schedule of Net Carrying Amount of Liability and Equity Components of Notes |
|
|
|
December 31,
|
|
|
|
|
2020
|
|
|
2021
|
|
|
Liability component:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Principal amount
|
|
$
|
575,000
|
|
|
$
|
575,000
|
|
|
Unamortized discount
|
|
|
(62,356
|
)
|
|
|
(46,976
|
)
|
|
Unamortized issuance costs
|
|
|
(10,342
|
)
|
|
|
(7,930
|
)
|
|
|
|
|
|
|
|
|
|
|
|
Net carrying amount
|
|
$
|
502,302
|
|
|
$
|
520,094
|
|
|
|
|
|
|
|
|
|
|
|
|
Equity component, net of issuance costs of $2,046 and deferred taxes of $11,022
|
|
$
|
65,932
|
|
|
$
|
65,932
|
|
|
| Schedule of Interest Expense Related to Notes |
|
|
|
December 31,
|
|
|
|
|
2020
|
|
|
2021
|
|
|
Amortization of debt discount
|
|
$
|
14,931
|
|
|
$
|
15,380
|
|
|
Amortization of debt issuance costs
|
|
|
2,252
|
|
|
|
2,412
|
|
|
Total interest expense recognized
|
|
$
|
17,183
|
|
|
$
|
17,792
|
|
|