v3.24.2.u1
Revenue (Tables)
6 Months Ended
Jun. 30, 2024
Revenue  
Schedule of disaggregation of revenue

The following table provides information about disaggregation of revenue (in thousands):

​

​

​

​

​

​

​

​

​

​

​

​

​

​

Major products/services lines

​

Three months ended

​

Six months ended

​

​

June 30,

​

June 30,

​

​

2024

​

2023

​

2024

​

2023

Sales of fuel cell systems

​

$

13,148

​

$

72,181

​

$

32,149

​

$

101,033

Sales of hydrogen infrastructure

​

​

13,235

​

​

58,647

​

​

25,531

​

​

107,515

Sales of electrolyzers

​

​

15,029

​

​

6,966

​

​

16,381

​

​

46,998

Sales of engineered equipment

​

​

4,406

​

​

8,819

​

​

8,622

​

​

16,572

Services performed on fuel cell systems and related infrastructure

​

​

13,034

​

​

8,701

​

​

26,057

​

​

17,798

Power purchase agreements

​

​

19,674

​

​

16,130

​

​

37,978

​

​

24,067

Fuel delivered to customers and related equipment

​

​

29,887

​

​

17,878

​

​

48,173

​

​

28,020

Sales of cryogenic equipment and liquefiers

​

​

30,970

​

​

69,673

​

​

62,400

​

​

126,262

Other

​

​

3,967

​

​

1,187

​

​

6,323

​

​

2,203

Net revenue

​

$

143,350

​

$

260,182

​

$

263,614

​

$

470,468

Schedule of receivables, contract assets and contract liabilities from contracts with customers

The following table provides information about receivables, contract assets and deferred revenue and contract liabilities from contracts with customers (in thousands):

​

​

​

​

​

​

​

​

​

June 30,

​

December 31,

​

​

2024

​

2023

Accounts receivable

​

$

189,863

​

$

243,811

Contract assets

​

​

162,431

​

​

155,989

Deferred revenue and contract liabilities

​

​

245,846

​

​

288,302

Schedule of changes in contract assets and the contract liabilities

Significant changes in the contract assets and the deferred revenue and contract liabilities balances during the period are as follows (in thousands):

​

​

​

​

​

​

​

​

Contract assets

​

Six months ended

​

Year ended

​

​

June 30, 2024

​

December 31, 2023

Transferred to receivables from contract assets recognized at the beginning of the period

​

$

(12,959)

​

$

(94,860)

Change in contract assets related to warrants

​

​

3,766

​

​

14,260

Impairment

​

​

—

​

​

(2,375)

Revenue recognized and not billed as of the end of the period

​

​

15,635

​

​

134,677

Net change in contract assets

​

$

6,442

​

$

51,702

​

​

​

​

​

​

​

​

Deferred revenue and contract liabilities

​

Six months ended

​

Year ended

​

​

June 30, 2024

​

December 31, 2023

Increases due to customer billings, net of amounts recognized as revenue during the period

​

$

21,195

​

$

151,965

Change in contract liabilities related to warrants

​

​

219

​

​

440

Revenue recognized that was included in the contract liability balance as of the beginning of the period

​

​

(63,870)

​

​

(94,001)

Net change in deferred revenue and contract liabilities

​

$

(42,456)

​

$

58,404

Schedule of Estimated future revenue

The following table includes estimated revenue expected to be recognized in the future related to performance obligations that are unsatisfied (or partially unsatisfied) at the end of the reporting period, including provision for common stock warrants (in thousands):

​

​

​

​

​

​

​

​

​

​

June 30,

​

Expected recognition

​

​

2024

​

period (years)

Sales of fuel cell systems

​

$

39,989

​

​

1 - 2

Sales of hydrogen installations and other infrastructure

​

​

30,317

​

​

1

Sales of electrolyzers

​

​

320,839

​

​

1 - 2

Sales of engineered equipment

​

​

11,186

​

​

1

Services performed on fuel cell systems and related infrastructure

​

​

134,469

​

​

5 - 10

Power purchase agreements

​

​

401,874

​

​

5 - 10

Fuel delivered to customers and related equipment

​

​

91,984

​

​

5 - 10

Sales of cryogenic equipment and other

​

​

71,944

​

​

1

Total estimated future revenue

​

$

1,102,602

​

​

​

​