FAIR VALUE MEASUREMENTS - Schedule of Assets and Liabilities Measured at Fair Value on a Recurring Basis (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Assets [Abstract]
Marketable securities:	$ 966,881
Liabilities:
Contingent consideration	3,710	$ 0
Certificate of deposit
Assets [Abstract]
Marketable securities:	15,999
Commercial paper
Assets [Abstract]
Marketable securities:	215,850
Corporate notes and bonds
Assets [Abstract]
Marketable securities:	198,372
U.S. Government agencies
Assets [Abstract]
Marketable securities:	485,873
U.S. Treasuries
Assets [Abstract]
Marketable securities:	14,998
Recurring \| Level 1
Assets [Abstract]
Investments in debt securities	0	0
Total assets measured at fair value	35,789	654,699
Liabilities:
Contingent consideration	0	0
Warranty obligations
Current	0	0
Non-current	0	0
Total warranty obligations measured at fair value	0	0
Total liabilities measured at fair value	0	0
Recurring \| Level 1 \| Certificate of deposit
Assets [Abstract]
Marketable securities:	0	0
Recurring \| Level 1 \| Commercial paper
Assets [Abstract]
Marketable securities:	0	0
Recurring \| Level 1 \| Corporate notes and bonds
Assets [Abstract]
Marketable securities:	0	0
Recurring \| Level 1 \| U.S. Government agencies
Assets [Abstract]
Marketable securities:	0	0
Recurring \| Level 1 \| U.S. Treasuries
Assets [Abstract]
Marketable securities:	0	0
Recurring \| Level 1 \| Money market funds
Assets [Abstract]
Cash and cash equivalents	35,789	654,699
Recurring \| Level 1 \| Certificate of deposit
Assets [Abstract]
Cash and cash equivalents	0	0
Recurring \| Level 1 \| Commercial paper
Assets [Abstract]
Cash and cash equivalents	0	0
Recurring \| Level 1 \| Corporate notes and bonds
Assets [Abstract]
Cash and cash equivalents	0	0
Recurring \| Level 2
Assets [Abstract]
Investments in debt securities	0	0
Total assets measured at fair value	931,092	0
Liabilities:
Contingent consideration	0	0
Warranty obligations
Current	0	0
Non-current	0	0
Total warranty obligations measured at fair value	0	0
Total liabilities measured at fair value	0	0
Recurring \| Level 2 \| Certificate of deposit
Assets [Abstract]
Marketable securities:	9,999	0
Recurring \| Level 2 \| Commercial paper
Assets [Abstract]
Marketable securities:	188,853	0
Recurring \| Level 2 \| Corporate notes and bonds
Assets [Abstract]
Marketable securities:	197,612	0
Recurring \| Level 2 \| U.S. Government agencies
Assets [Abstract]
Marketable securities:	485,873	0
Recurring \| Level 2 \| U.S. Treasuries
Assets [Abstract]
Marketable securities:	14,998	0
Recurring \| Level 2 \| Money market funds
Assets [Abstract]
Cash and cash equivalents	0	0
Recurring \| Level 2 \| Certificate of deposit
Assets [Abstract]
Cash and cash equivalents	6,000	0
Recurring \| Level 2 \| Commercial paper
Assets [Abstract]
Cash and cash equivalents	26,997	0
Recurring \| Level 2 \| Corporate notes and bonds
Assets [Abstract]
Cash and cash equivalents	760	0
Recurring \| Level 3
Assets [Abstract]
Investments in debt securities	41,042	0
Total assets measured at fair value	41,042	0
Liabilities:
Contingent consideration	3,710	0
Warranty obligations
Current	14,612	8,267
Non-current	36,395	20,469
Total warranty obligations measured at fair value	51,007	28,736
Total liabilities measured at fair value	54,717	28,736
Recurring \| Level 3 \| Certificate of deposit
Assets [Abstract]
Marketable securities:	0	0
Recurring \| Level 3 \| Commercial paper
Assets [Abstract]
Marketable securities:	0	0
Recurring \| Level 3 \| Corporate notes and bonds
Assets [Abstract]
Marketable securities:	0	0
Recurring \| Level 3 \| U.S. Government agencies
Assets [Abstract]
Marketable securities:	0	0
Recurring \| Level 3 \| U.S. Treasuries
Assets [Abstract]
Marketable securities:	0	0
Recurring \| Level 3 \| Money market funds
Assets [Abstract]
Cash and cash equivalents	0	0
Recurring \| Level 3 \| Certificate of deposit
Assets [Abstract]
Cash and cash equivalents	0	0
Recurring \| Level 3 \| Commercial paper
Assets [Abstract]
Cash and cash equivalents	0	0
Recurring \| Level 3 \| Corporate notes and bonds
Assets [Abstract]
Cash and cash equivalents	$ 0	$ 0

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