Organization And Summary Of Significant Accounting Policies - Impact to Previously Reported Results, Balance Sheet (Details) - USD ($) $ in Thousands		Dec. 30, 2018	Dec. 31, 2017
Adjustments to reconcile net loss to net cash used in operating activities, net of effect of acquisitions:
Accounts receivable, net	[1]	$ 175,605	$ 204,966
Contract assets	[1]	58,994	35,074
Prepaid expenses and other current assets	[1]	131,183	146,209
Property, plant and equipment, net		839,871	1,147,845
Solar power systems leased and to be leased, net		92,557	369,218
Long-term financing receivables, net		19,592	330,672
Other long-term assets	[1]	162,033	546,698
Accrued liabilities	[1]	235,252	231,771
Contract liabilities, current portion	[1]	104,130	101,723
Contract liabilities, net of current portion	[1]	99,509	133,390
Other long-term liabilities	[1]	839,136	842,342
Accumulated deficit		$ (2,480,988)	(1,669,897)
As Reported
Adjustments to reconcile net loss to net cash used in operating activities, net of effect of acquisitions:
Accounts receivable, net			215,479
Costs and estimated earnings in excess of billings			18,203
Contract assets			0
Prepaid expenses and other current assets			152,444
Property, plant and equipment, net			1,148,042
Solar power systems leased and to be leased, net			428,149
Long-term financing receivables, net			338,877
Other long-term assets			80,146
Accrued liabilities			267,760
Billings in excess of costs and estimated earnings			8,708
Contract liabilities, current portion			0
Customer advances, current portion			54,999
Customer advances, net of current portion			69,062
Contract liabilities, net of current portion			0
Other long-term liabilities			954,646
Accumulated deficit			(2,115,188)
Adoption of ASC 606 | Adoption of ASC 606
Adjustments to reconcile net loss to net cash used in operating activities, net of effect of acquisitions:
Accounts receivable, net			(10,513)
Costs and estimated earnings in excess of billings			(18,203)
Contract assets			35,074
Prepaid expenses and other current assets			(6,235)
Property, plant and equipment, net			(197)
Solar power systems leased and to be leased, net			(58,931)
Long-term financing receivables, net			(8,205)
Other long-term assets			466,552
Accrued liabilities			(35,989)
Billings in excess of costs and estimated earnings			(8,708)
Customer advances, current portion			(54,999)
Customer advances, net of current portion			(69,062)
Contract liabilities, net of current portion			133,390
Other long-term liabilities			(112,304)
Accumulated deficit			445,291
Adjustment before segment changes
Adjustments to reconcile net loss to net cash used in operating activities, net of effect of acquisitions:
Accounts receivable, net			204,966
Costs and estimated earnings in excess of billings			0
Contract assets			35,074
Prepaid expenses and other current assets			146,209
Property, plant and equipment, net			1,147,845
Solar power systems leased and to be leased, net			369,218
Long-term financing receivables, net			330,672
Other long-term assets			546,698
Accrued liabilities			231,771
Billings in excess of costs and estimated earnings			0
Contract liabilities, current portion			101,723
Customer advances, current portion			0
Customer advances, net of current portion			0
Contract liabilities, net of current portion			133,390
Other long-term liabilities			842,342
Accumulated deficit			$ (1,669,897)

[1] We have related-party balances for transactions made with Total S.A. and its affiliates as well as unconsolidated entities in which we have a direct equity investment. These related-party balances are recorded within the "Accounts receivable, net," "Contract assets," "Project assets - plants and land, current portion," "Prepaid expenses and other current assets," "Other long-term assets," "Accounts payable," "Accrued liabilities," "Contract liabilities, current portion," "Convertible debt, current portion," "Convertible debt, net of current portion," "Contract liabilities, net of current portion," and "Other long-term liabilities" financial statement line items in our Consolidated Balance Sheets (see Note 2, Note 8, Note 10, Note 11, Note 12, and Note 13).