Fair Value Measurements - Narrative (Details) - USD ($) $ in Thousands			12 Months Ended
	Jan. 05, 2023	Aug. 09, 2018	Jan. 01, 2023	Jan. 02, 2022	Jan. 03, 2021
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Gain on derivatives			$ 0	$ 570	$ (741)
Money Market Funds
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Money market funds			297,500
Level 2
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Retail installment contract receivables, net of current portion			77,600
Accounts receivable
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Retail installment contract receivables, net of current portion			107,700
Interest rate swap
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative assets			2,300
Gain on derivatives			2,300
Interest rate swap | Derivatives not designated as hedging instruments
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative asset, notional amount			72,100
Enphase Energy, Inc.
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Shares issuable to the company at closing of agreement (in shares)		7,500,000
Unrealized gain (loss) on investments			$ 115,200	$ 21,000
Investment shares sold (in shares)			2,000,000	1,000,000
Proceeds from sale of equity investment			$ 440,100	$ 177,800
Enphase Energy, Inc. | Subsequent Event
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Unrealized gain (loss) on investments	$ (10,800)
Investment shares sold (in shares)	500,000
Proceeds from sale of equity investment	$ 121,700