Quoted prices
in active
markets
(Level 1)

Significant
other
observable
inputs
(Level 2)

Significant
unobservable
inputs
(Level 3)

Total

Classification in Consolidated
balance sheets

(in thousands)

At December 31, 2020

Assets:

Cash, cash equivalents and restricted cash

$

247,680

$

—

$

—

$

247,680

Cash and cash equivalents; other non-current assets

Total assets

$

247,680

$

—

$

—

$

247,680

Liabilities:

Derivative financial instruments

—

2,645

Other non-current liabilities

Total liabilities

$

—

$

—

$

2,645

$

2,645

At September 30, 2021

Assets:

Cash, cash equivalents and restricted cash

$

581,270

$

—

$

—

$

581,270

Cash and cash equivalents; other non-current assets

Total assets

$

581,270

$

—

$

—

$

581,270

Liabilities:

Contingent consideration

—

23,781

Contingent consideration

Derivative financial instruments

—

2,645

Other non-current liabilities

Consideration for post-acquisition services

—

280

Other non-current liabilities

Total liabilities

$

—

$

—

$

26,706

$

26,706