Equity Investments Equity Method Investments (Tables)

12 Months Ended

Dec. 30, 2018

Equity Method Investments and Joint Ventures [Abstract]

Equity Method Investments

The carrying value of our equity investments, classified as "Other long-term assets" in our Consolidated Balance Sheets, are as follows:

	As of
(In thousands)	December 30, 2018		December 31, 2017
Equity method investments:
Dongfang	$	32,784	$	24,562
SunStrong Capital Holdings, LLC	8,831		—
8point3	—		382,678
Diamond Energy	—		4,256
Project entities	2,044		38,504
Total equity method investments	43,659		450,000
Equity investments with readily determinable fair value:
Enphase	36,225		—
Total equity investments with readily determinable fair value	36,225		—
Equity investments without readily determinable fair value:
Tendril	—		22,922
Project entities	2,951		7,059
Other equity investments without readily determinable fair value	5,859		5,859
Total equity investments without readily determinable fair value	8,810		35,840
Total equity investments	$	88,694	$	485,840

Schedule of Related Party Transactions

The following related party balances and amounts are associated with transactions entered into with Total and its Affiliates:

	As of
(In thousands)	December 30, 2018		December 31, 2017
Accounts receivable	$	3,823	$	2,366
Contract assets	$	18	$	154
Contract liabilities, current portion1	$	18,408	$	12,744
Contract liabilities, net of current portion1	$	45,258	$	68,880

¹ Refer to Note 10. Commitments and Contingencies - Advances from Customers.

	Fiscal Year Ended
(In thousands)	2018			2017			2016
Revenue:
EPC, O&M, and components revenue	$	28,094		$	42,968		$	64,719
Cost of revenue:
EPC, O&M, and components cost of revenue	$	16,382		$	30,400		$	60,799
Research and development expense:
Offsetting contributions received under the R&D Agreement	$	(93	)	$	(138	)	$	(557	)
Interest expense:
Guarantee fees incurred under the Credit Support Agreement	$	5,312		$	6,325		$	7,130
Interest expense incurred on the 0.75% debentures due 2018	$	547		$	1,500		$	1,500
Interest expense incurred on the 0.875% debentures due 2021	$	2,188		$	2,188		$	2,188
Interest expense incurred on the 4.00% debentures due 2023	$	4,000		$	4,000		$	4,000

Related-party transactions with investees are as follows:

	As of
(In thousands)	December 30, 2018		December 31, 2017
Accounts receivable	$	19,062	$	1,275
Accounts payable	7,982		3,764
Accrued liabilities	22,364		4,161
Contract liabilities	—		175
Other long-term liabilities	—		29,245

	Fiscal Year Ended
(In thousands)	2018		2017		2016
Payments made to investees for products/services	$	80,150	$	—	$	337,831
Revenues and fees received from investees for products/services1	9,717		31,459		317,314

¹Includes a portion of proceeds received from tax equity investors in connection with 8point3 Energy Partners transactions.