Interim Balance Sheets (Unaudited) - USD ($)	Mar. 31, 2020	Dec. 31, 2019
CURRENT ASSETS
Cash	$ 6,862	$ 1,366
Prepaid expenses	12,738	5,178
Total Current Assets	19,600	6,544
Total Assets	19,600	6,544
CURRENT LIABILITIES
Accounts payable and accrued liabilities	35,502	33,655
License fee payable (Note 3)	33,500	33,500
Demand notes and accrued interest payable (Note 4)	132,594	134,276
Convertible notes payable (Note 5)	183,000	163,000
Related party convertible loan (Note 6)	490	490
TOTAL LIABILITIES	385,086	364,921
STOCKHOLDERS' DEFICIIT
Common Stock (Note 7) Par Value: $0.001 Authorized 500,000,000 shares Issued and outstanding: 18,057,565 shares (Dec 31, 2019 - 18,057,565 shares)	18,057	18,057
Additional Paid in Capital	197,845	197,845
Accumulated deficit	(581,388)	(574,279)
Total stockholders' deficit	(365,486)	(358,377)
Total liabilities and stockholders' deficit	$ 19,600	$ 6,544

License fee payable.

No definition available.

Name:	MDEX_LicenseFeePayableCurrent
Namespace Prefix:	MDEX_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
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.