FAIR VALUE MEASUREMENTS - Schedule of Assets and Liabilities Measured at Fair Value on a Recurring Basis (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Assets [Abstract]
Marketable securities:	$ 1,005,248	$ 966,881
Liabilities:
Contingent consideration	0	3,710
Certificate of deposit
Assets [Abstract]
Marketable securities:	5,999	15,999
Commercial paper
Assets [Abstract]
Marketable securities:	163,864	215,850
Corporate notes and bonds
Assets [Abstract]
Marketable securities:	161,999	198,372
U.S. Government agencies
Assets [Abstract]
Marketable securities:	479,759	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	193,627	35,789
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	193,627	35,789
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	811,621	931,092
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:	5,999	9,999
Recurring \| Level 2 \| Commercial paper
Assets [Abstract]
Marketable securities:	163,864	188,853
Recurring \| Level 2 \| Corporate notes and bonds
Assets [Abstract]
Marketable securities:	161,999	197,612
Recurring \| Level 2 \| U.S. Government agencies
Assets [Abstract]
Marketable securities:	479,759	485,873
Recurring \| Level 2 \| U.S. Treasuries
Assets [Abstract]
Marketable securities:	0	14,998
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	0	6,000
Recurring \| Level 2 \| Commercial paper
Assets [Abstract]
Cash and cash equivalents	0	26,997
Recurring \| Level 2 \| Corporate notes and bonds
Assets [Abstract]
Cash and cash equivalents	0	760
Recurring \| Level 3
Assets [Abstract]
Investments in debt securities	39,926	41,042
Total assets measured at fair value	39,926	41,042
Liabilities:
Contingent consideration	0	3,710
Warranty obligations
Current	19,412	14,612
Non-current	42,174	36,395
Total warranty obligations measured at fair value	61,586	51,007
Total liabilities measured at fair value	61,586	54,717
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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