Condensed Balance Sheets - USD ($)	Jun. 30, 2026	Dec. 31, 2025
Current Assets
Cash	$ 192,683
Prepaid expenses	22,063	30
Total Current Assets	214,746	30
Deferred offering costs	557,396	122,601
Total Assets	772,142	122,631
Current Liabilities
Accrued expenses	15,750	2,226
Accrued offering costs	492,613	110,142
Total Current Liabilities	879,020	142,428
Total Liabilities	879,020	142,428
Commitments and Contingencies (Note 6)
Shareholder’s Deficit
Preference shares, $0.0001 par value; 5,000,000 shares authorized; none issued or outstanding as of June 30, 2026 and December 31, 2025
Additional paid-in capital	24,233	24,233
Accumulated deficit	(131,878)	(44,797)
Total Shareholder’s Deficit	(106,878)	(19,797)
Total Liabilities and Shareholder’s Deficit	772,142	122,631
Class A Ordinary Shares
Shareholder’s Deficit
Ordinary shares, value
Class B Ordinary Shares
Shareholder’s Deficit
Ordinary shares, value	767	767
Related party
Current Liabilities
Advances from related party	70,657	30,060
Promissory note – related party	$ 300,000

Amount of accrued offering costs.

No definition available.

Name:	jone_AccruedOfferingCosts
Namespace Prefix:	jone_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).