XML 58 R46.htm IDEA: XBRL DOCUMENT v3.21.2
Investments (Tables)
3 Months Ended
Mar. 31, 2021
Investments  
Schedule of gross unrealized gains and losses, and the amortized cost, allowance for credit losses, and fair value of those investments classified as available-for-sale

The gross unrealized gains and losses, and the amortized cost, allowance for credit losses, and fair value of those investments classified as available-for-sale at March 31, 2021 are summarized as follows (in thousands):

Amortized

Gross

Gross

Fair

Allowance for

Cost

Unrealized Gains

Unrealized Losses

Value

Credit Losses

Corporate bonds

$

99,239

 

$

$

(68)

$

99,171

$

Commercial paper

 

305,929

 

160

306,089

Totals

$

405,168

$

160

$

(68)

$

405,260

$

Schedule of the amortized cost and fair value of investments classified as available-for-sale, by contractual maturity

A summary of the amortized cost and fair value of investments classified as available-for-sale, by contractual maturity, is as follows (in thousands):

March 31, 2021

Amortized

Fair

Maturity:

Cost

Value

Within one year

$

375,804

 

$

375,927

After one through five years

 

29,364

 

29,333

Totals

$

405,168

$

405,260