Leases (Tables)

12 Months Ended

Dec. 31, 2020

Leases [Abstract]

Finance Lease, Liability, Fiscal Year Maturity

Future lease payments under lease agreements for our facilities, office buildings, and vehicles as of December 31, 2020, were as follows (in thousands):

	Operating Leases		Finance Leases
2021	$	11,388	$	95
2022	8,211		95
2023	8,292		90
2024	8,472		84
2025	8,330		28
Thereafter	19,863		—
Total minimum lease payments	64,556		392
Less: amounts representing interest or imputed interest	(14,808)		(51)
Present value of lease liabilities	$	49,748	$	341

Lease, Cost

The components of our facilities, office buildings, and vehicles' lease costs for the year ended December 31, 2020 were as follows (in thousands):

	December 31, 2020
Operating lease costs	$	9,804
Financing lease costs:
Amortization of financing lease right-of-use assets	51
Interest expense for financing lease liabilities	16
Total financing lease costs	67
Short-term lease costs	613
Total lease costs	$	10,484

Weighted average remaining lease terms and discount rates for our facilities, office buildings, and vehicles as of December 31, 2020 were as follows:

	December 31, 2020
Remaining lease term (years):
Operating leases	6.7 years
Finance leases	4.2 years
Discount rate:
Operating leases	8.7	%
Finance leases	7.0	%

Assets and Liabilities Leases

Operating and financing lease right-of-use assets and lease liabilities for facilities, office buildings, and vehicles as of December 31, 2020 were as follows (in thousands):

	December 31, 2020
Assets:
Operating lease right-of-use assets, net 1, 2	$	35,621
Financing lease right-of-use assets, net 3, 4	334
Total	$	35,955
Liabilities:
Current:
Operating lease liabilities	$	7,899
Financing lease liabilities 5	74
Total current lease liabilities	7,973
Non-current:
Operating lease liabilities	41,849
Financing lease liabilities 6	267
Total non-current lease liabilities	42,116
Total lease liabilities	$	50,089

1 At December 31, 2020, these assets primarily include leases for facilities, office buildings, and vehicles.

2 Net of accumulated amortization.

3 At December 31, 2020, these assets primarily include leases for vehicles.

4 Included in property, plant and equipment, net, in the consolidated balance sheets, net of accumulated amortization.

5 Included in accrued expenses and other current liabilities in the consolidated balance sheets.

6 Included in other long-term liabilities in the consolidated balance sheets.

Lessee, Operating Lease, Liability, Maturity

Future lease payments under lease agreements for our facilities, office buildings, and vehicles as of December 31, 2020, were as follows (in thousands):

	Operating Leases		Finance Leases
2021	$	11,388	$	95
2022	8,211		95
2023	8,292		90
2024	8,472		84
2025	8,330		28
Thereafter	19,863		—
Total minimum lease payments	64,556		392
Less: amounts representing interest or imputed interest	(14,808)		(51)
Present value of lease liabilities	$	49,748	$	341

Future estimated operating lease payments we expect to receive from Portfolio Financing arrangements through PPA Entities as of December 31, 2020, were as follows (in thousands):

	Operating Leases
2021	$	43,176
2022	44,258
2023	45,345
2024	46,590
2025	47,612
Thereafter	264,207
Total lease payments	$	491,188

Lessee, Operating Lease, Disclosure

Prior to adoption of ASC 842, at December 31, 2019, future minimum lease payments under operating leases were as follows (in thousands):

	Operating Leases
2020	$	7,250
2021	5,495
2022	4,168
2023	4,230
2024	4,357
Thereafter	17,913
Total lease payments	$	43,413

Sales-type Lease, Net Investment in Lease

The components of our aggregate net investment in sales-type leases under our Portfolio Financings through PPA entities consisted of the following (in thousands):

	December 31, 2020
Lease payment receivables, net1	$	49,806
Estimated residual value of leased assets (unguaranteed)	890
Net investment in sales-type leases	50,696
Less: current portion	(5,428)
Non-current portion of net investment in sales-type leases	$	45,268

1 Net of current estimated credit losses of approximately $0.1 million as of December 31, 2020.

Sales-type Leases, Lease Receivable, Maturity

As of December 31, 2020, the future scheduled customer payments from sales-type leases were as follows (in thousands):

	Future minimum lease payments
2021	$	5,796
2022	6,110
2023	6,435
2024	6,797
2025	7,125
Thereafter	19,176
Total undiscounted cash flows	51,439
Less: imputed interest	(1,582)
Present value of lease payments1	$	49,857
1 Amount comprises a current and long-term portion of lease receivables of $5.4 million and $44.4 million, respectively, after giving effect to a $0.1 million current expected credit loss reserve on the long-term portion, which is reflected as a component of the net investment in sales-type leases presented in our statement of financial position as customer financing receivables.

Schedule of Customer Financing Leases, Receivable

As of December 31, 2019, the components of investment in sales-type financing leases consisted of the following (in thousands):

	December 31,
	2019
Total minimum lease payments to be received	$	76,886
Less: Amounts representing estimated executory costs	(19,931)
Net present value of minimum lease payments to be received	56,955
Estimated residual value of leased assets	890
Less: Unearned income	(1,990)
Net investment in sales-type financing leases	55,855
Less: Current portion	(5,108)
Non-current portion of net investment in sales-type leases	$	50,747

Schedule of Customer Payments from Sales-Type Financing Leases

As of December 31, 2019, the future scheduled customer payments from sales-type financing leases were as follows (in thousands):

	2020		2021		2022		2023		2024		Thereafter
Future minimum lease payments, less interest	$	5,108	$	5,428	$	5,784	$	6,155	$	6,567	$	25,923