Condensed Consolidated Balance Sheets (Unaudited) - USD ($)	Jun. 30, 2026	Dec. 31, 2025
Current Assets
Cash	$ 4,922,840	$ 5,455,294
Prepaid expenses and other current assets	60,283	47,570
Total Current Assets	4,983,123	5,502,864
Investment in equity security	86,433	89,611
Mineral property and royalty interests	2,815,395	2,775,395
TOTAL ASSETS	7,884,951	8,367,870
Current Liabilities
Accounts payable and accrued liabilities	1,003,377	937,130
Related party payables	455,000	465,000
Total Liabilities	1,458,377	1,402,130
Commitments and Contingencies (Note 4)
Stockholders’ Equity
Preferred Stock: Authorized 10,000,000 preferred shares, $0.0001 par, none issued and outstanding as of June 30, 2026 and December 31, 2025
Common Stock: Authorized 100,000,000 common shares, $0.0001 par, 28,593,327 and 28,482,216 issued and outstanding as of June 30, 2026 and December 31, 2025, respectively	2,859	2,848
Additional paid-in capital	19,753,448	19,418,023
Accumulated deficit	(13,329,733)	(12,455,131)
Total Stockholders’ Equity	6,426,574	6,965,740
TOTAL LIABILITIES AND STOCKHOLDERS’ EQUITY	$ 7,884,951	$ 8,367,870

Mineral property interests and royalty interests.

No definition available.

Name:	NGLD_MineralPropertyInterestsAndRoyaltyInterests
Namespace Prefix:	NGLD_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Sum of the carrying values as of the balance sheet date of obligations incurred through that date and due within one year (or the operating cycle, if longer), including liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received, taxes, interest, rent and utilities, accrued salaries and bonuses, payroll taxes and fringe benefits.