FAIR VALUE MEASUREMENTS - Schedule of Assets and Liabilities Measured at Fair Value on a Recurring Basis (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Assets [Abstract]
Marketable securities:	$ 1,501,867	$ 1,541,229
Certificates of deposit
Assets [Abstract]
Marketable securities:	41,240	55,912
Commercial paper
Assets [Abstract]
Marketable securities:	70,787	71,437
Corporate notes and bonds
Assets [Abstract]
Marketable securities:	391,883	406,096
U.S. Treasuries
Assets [Abstract]
Marketable securities:	247,601	327,891
U.S. Government agency securities
Assets [Abstract]
Marketable securities:	671,305	547,856
Recurring \| Level 1
Assets [Abstract]
Investments in debt securities	0	0
Total assets measured at fair value	79,051	132,037
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 \| Certificates 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. Treasuries
Assets [Abstract]
Marketable securities:	0	0
Recurring \| Level 1 \| U.S. Government agency securities
Assets [Abstract]
Marketable securities:	0	0
Recurring \| Level 1 \| Money market funds
Assets [Abstract]
Cash and cash equivalents	79,051	132,037
Recurring \| Level 1 \| Certificates 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
Recurring \| Level 1 \| U.S. Treasuries
Assets [Abstract]
Cash and cash equivalents		0
Recurring \| Level 2
Assets [Abstract]
Investments in debt securities	0	0
Total assets measured at fair value	1,422,816	1,409,192
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 \| Certificates of deposit
Assets [Abstract]
Marketable securities:	41,240	55,162
Recurring \| Level 2 \| Commercial paper
Assets [Abstract]
Marketable securities:	70,787	69,743
Recurring \| Level 2 \| Corporate notes and bonds
Assets [Abstract]
Marketable securities:	388,332	405,634
Recurring \| Level 2 \| U.S. Treasuries
Assets [Abstract]
Marketable securities:	222,638	327,891
Recurring \| Level 2 \| U.S. Government agency securities
Assets [Abstract]
Marketable securities:	671,305	547,856
Recurring \| Level 2 \| Money market funds
Assets [Abstract]
Cash and cash equivalents	0	0
Recurring \| Level 2 \| Certificates of deposit
Assets [Abstract]
Cash and cash equivalents		750
Recurring \| Level 2 \| Commercial paper
Assets [Abstract]
Cash and cash equivalents	0	1,694
Recurring \| Level 2 \| Corporate notes and bonds
Assets [Abstract]
Cash and cash equivalents	3,551	462
Recurring \| Level 2 \| U.S. Treasuries
Assets [Abstract]
Cash and cash equivalents	24,963	0
Recurring \| Level 3
Assets [Abstract]
Investments in debt securities	78,866	79,855
Total assets measured at fair value	78,866	79,855
Warranty obligations
Current	21,858	28,667
Non-current	128,335	133,126
Total warranty obligations measured at fair value	150,193	161,793
Total liabilities measured at fair value	150,193	161,793
Recurring \| Level 3 \| Certificates 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. Treasuries
Assets [Abstract]
Marketable securities:	0	0
Recurring \| Level 3 \| U.S. Government agency securities
Assets [Abstract]
Marketable securities:	0	0
Recurring \| Level 3 \| Money market funds
Assets [Abstract]
Cash and cash equivalents	0	0
Recurring \| Level 3 \| Certificates 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
Recurring \| Level 3 \| U.S. Treasuries
Assets [Abstract]
Cash and cash equivalents	$ 0	$ 0

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