Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Current assets:
Cash, cash equivalents and current portion of restricted cash	$ 91,412	$ 106,963
Short-term investments	159,486	158,186
Accounts receivable, net of allowance of $1,475 and $1,536 as of December 31, 2023 and March 31, 2024, respectively	85,478	98,426
Other receivables	21,817	19,770
Inventory	48,977	45,335
Prepaid expenses and other current assets	41,736	41,495
Total current assets	448,906	470,175
Operating lease right-of-use assets	90,408	92,324
Land, property and equipment, net	335,772	331,758
Notes receivable and other long-term assets, net	36,405	35,735
Investments in other entities	253,953	258,773
Goodwill	64,328	64,328
Intangible assets, net	6,365	6,365
Total assets	1,236,137	1,259,458
Current liabilities:
Current portion of debt	42	38
Current portion of finance lease obligations	1,948	1,758
Current portion of operating lease obligations	6,923	6,687
Accounts payable	41,833	56,995
Accrued liabilities	83,672	91,534
Deferred revenue	7,787	4,936
Derivative liabilities, related party	877	1,875
Total current liabilities	143,082	163,823
Long-term portion of debt	261,926	261,123
Long-term portion of finance lease obligations	1,368	1,839
Long-term portion of operating lease obligations	87,498	89,065
Other long-term liabilities	12,654	9,961
Total liabilities	506,528	525,811
Commitments and contingencies
Stockholders' equity:
Preferred stock, $0.0001 par value. 1,000,000 shares authorized; no shares issued and outstanding	0	0
Common stock, $0.0001 par value. 454,000,000 shares authorized; 223,026,966 shares and 223,263,055 shares issued and outstanding as of December 31, 2023 and March 31, 2024, respectively	22	22
Additional paid-in capital	1,673,792	1,658,339
Accumulated deficit	(947,915)	(929,472)
Accumulated other comprehensive loss	(2,994)	(2,119)
Total Clean Energy Fuels Corp. stockholders' equity	722,905	726,770
Noncontrolling interest in subsidiary	6,704	6,877
Total stockholders' equity	729,609	733,647
Total liabilities and stockholders' equity	$ 1,236,137	$ 1,259,458

Amount of current portion of derivative liability payable to related parties.

No definition available.

Name:	clne_DerivativeLiabilityCurrentRelatedParty
Namespace Prefix:	clne_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).