Capital Stock (Details Narrative) | Nov. 14, 2019CAD ($)$ / sharesshares | Nov. 14, 2019USD ($)shares | Oct. 04, 2019CAD ($)shares | Oct. 04, 2019USD ($)shares | Oct. 01, 2019CAD ($)$ / sharesshares | Oct. 01, 2019USD ($)shares | Sep. 12, 2019CAD ($)$ / sharesshares | Sep. 12, 2019USD ($)shares | Aug. 12, 2019CAD ($)$ / sharesshares | Aug. 12, 2019USD ($)shares | Dec. 11, 2018CAD ($)$ / sharesshares | Dec. 11, 2018USD ($)shares | Nov. 02, 2018CAD ($)$ / sharesshares | Nov. 02, 2018USD ($)$ / sharesshares | Jan. 23, 2020CAD ($)$ / sharesshares | Jan. 23, 2020USD ($)shares | Aug. 21, 2019CAD ($)$ / sharesshares | Aug. 21, 2019USD ($)shares | Jul. 16, 2019CAD ($)$ / sharesshares | Jul. 16, 2019USD ($)shares | May 28, 2019CAD ($)$ / sharesshares | May 28, 2019USD ($)shares | May 17, 2019CAD ($)$ / sharesshares | May 17, 2019USD ($)$ / sharesshares | Jan. 31, 2019USD ($)shares | Nov. 30, 2018CAD ($)$ / sharesshares | Nov. 30, 2018USD ($)shares | Nov. 29, 2018USD ($)shares | Jan. 31, 2020CAD ($)$ / sharesshares | Jan. 31, 2020USD ($) | Jan. 31, 2020CAD ($)$ / sharesshares | Jan. 31, 2020USD ($)shares | Jan. 31, 2019USD ($) | Jul. 31, 2019$ / sharesshares | Jan. 31, 2020$ / sharesshares | Nov. 04, 2019$ / shares | Jul. 31, 2019$ / sharesshares | May 14, 2019USD ($)shares |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Capital stock, par value | $ / shares | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | $ 0.0001 | | $ 0.0001 | |
Capital stock, shares authorized | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 900,000,000 | | 900,000,000 | | | 900,000,000 | 900,000,000 | | 900,000,000 | |
Preferred stock converted into common shares | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 2,909,091 | 2,909,091 | | | | | | |
Common stock shares issued | | | | | | | | | | | | | | | | | | | 7,333 | 7,333 | | | | | | 3,206,160 | 3,206,160 | | | | | | | | | | | |
Warrants shares issued | | | | | | | | | | | | | | | | | | | 7,333 | 7,333 | | | | | | 3,206,160 | 3,206,160 | | | | | | | | | | | |
Warrant exercisable price per share | $ / shares | | | | | | | | | | | | | | | | | | | $ 0.90 | | | | | | | $ 0.50 | | | | | | | | | | | | |
Number of warrants exercised | | | 22,727 | 22,727 | | | 38,912 | 38,912 | 81,591 | 81,591 | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Proceeds from issuance of common stock | | | | | | | $ 25,682 | $ 19,450 | | | | | | | | | | | $ 6,600 | $ 5,057 | | | | | | $ 1,603,080 | $ 1,205,196 | | | | | $ 90,840 | $ 5,818,300 | | | | | |
Exercised | $ 20,236 | $ 15,291 | $ 20,454 | $ 15,360 | | | | | $ 53,850 | $ 40,765 | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Common stock shares issued upon exercise of warrants | 22,485 | 22,485 | 22,727 | 22,727 | | | 38,912 | 38,912 | 81,591 | 81,591 | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Warrants price per share | $ / shares | $ 0.90 | | | | | | $ 0.66 | | $ 0.66 | | | | | | | | | | | | | | | | | | | | | | | | | | | $ 0.90 | | |
Share purchase warrants and brokers' warrants | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Warrant exercisable price per share | $ / shares | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | $ 0.93 | | | | |
Warrants price per share | $ / shares | | | | | | | | | | | | | | | | | | | | | | | | | | | | | $ 0.73 | | $ 0.73 | | | $ 0.50 | | | | |
Stock options | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Stock options granted | | | | | 250,000 | 250,000 | | | | | 2,050,000 | 2,050,000 | | | | | | | | | | | | | | | | | | | 3,300,000 | 3,300,000 | | 2,050,000 | | | | |
Exercise price | $ / shares | | | | | $ 0.93 | | | | | | $ 0.57 | | | | | | | | | | | | | | | | | | | | $ 0.88 | | | $ 0.57 | | | | |
Fair value of stock options | | | | | $ 191,960 | $ 145,045 | | | | | | | | | | | $ 1,818,232 | $ 1,373,856 | | | | | | | | | | | | | | | | | | | | |
Stock-based compensation | | | | | | | | | | | | | | | | | | | | | | | | | | | | | $ 52,316 | $ 39,668 | $ 68,979 | $ 52,259 | | | | | | |
Percentage of issued and outstanding common shares | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 10.00% | | 10.00% | | | | 10.00% | | | |
Purchase agreement NMG SD settlement agreement and lease assignment agreement | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Common stock shares issued | | | | | | | | | 4,337,111 | 4,337,111 | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Employee stock option | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Stock options granted | | | | | | | | | | | | | | | 200,000 | 200,000 | | | | | | | | | | | | | | | | | | | | | | |
Exercise price | $ / shares | | | | | | | | | | | | | | | $ 0.88 | | | | | | | | | | | | | | | | | | | | | | | |
Fair value of stock options | | | | | | | | | | | | | | | $ 90,608 | $ 68,645 | | | | | | | | | | | | | | | | | | | | | | |
Stock-based compensation | | | | | | | | | | | | | | | | | | | | | | | | | | | | | $ 2,495 | 1,890 | $ 2,495 | 1,890 | | | | | | |
Australis | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Common stock shares issued | | | | | | | | | | | | | | | | | | | | | | | | | | | | 1,105,083 | | | | | | | | | | |
Number of warrants exercised | | | | | | | | | | | | | | | | | | | | | 12,793,840 | 12,793,840 | | | | | | | | | | | | | | | | |
Finance fee fair valued | $ | | | | | | | | | | | | | | | | | | | | | | | | | | | | $ 822,494 | | | | | | | | | | |
Exercised | | | | | | | | | | | | | | | | | | | | | $ 6,396,920 | $ 4,746,515 | | | | | | | | | | | | | | | | |
Common stock shares issued upon exercise of warrants | | | | | | | | | | | | | | | | | | | | | 12,793,840 | 12,793,840 | | | | | | | | | | | | | | | | |
Warrants price per share | $ / shares | | | | | | | | | | | | | | | | | | | | | $ 0.50 | | | | | | | | | | | | | | | | | |
Australis | Senior secured note | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Repayment of senior debt | $ | | | | | | | | | | | | | | | | | | | | | | $ 4,495,890 | | | | | | | | | | | | | | | | |
Australis | Investment Agreement | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Common stock shares issued | | | | | | | | | | | | | | | | | | | | | | | | | 1,768,545 | | | | | | | | | | | | | |
Common stock share subscriptions receivable | $ | | | | | | | | | | | | | | | | | | | | | | | | | $ 787,123 | | | | | | | | $ 787,123 | | | | | |
Consultant | Stock options | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Fair value of stock options | | | | | | | | | | | $ 1,165,117 | $ 881,644 | | | | | | | | | | | | | | | | | | | | | | | | | | |
Toro Pacific Management Inc. (the "Transferor") | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Escrowed shares issued | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 70,500 |
Escrowed shares fair value | $ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | $ 22,689 |
NMG Ohio LLC | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Common stock shares issued | | | | | | | | | | | | | | | | | | | | | | | | | 2,380,398 | | | | | | | | | | | | | |
Common stock value | $ | | | | | | | | | | | | | | | | | | | | | | | | | $ 1,448,805 | | | | | | | | | | | | | |
Acquiring revenue remaining performance obligation | | | | | | | | | | | | | | | | | | | | | | | | | 70.00% | | | | | | | | 70.00% | | | | | |
Director | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Stock options granted | | | | | | | | | | | | | | | | | 2,850,000 | 2,850,000 | | | | | | | | | | | | | | | | | | | | |
Exercise price | $ / shares | | | | | | | | | | | | | | | | | $ 0.88 | | | | | | | | | | | | | | | | | | | | | |
Expired | | | | | | | | | | | | | | | 200,000 | 200,000 | 400,000 | 400,000 | | | | | | | | | | | | | | | | | | | | |
Stock-based compensation | | | | | | | | | | | | | | | | | | | | | | | | | | | | | $ 431,619 | $ 327,879 | $ 798,398 | $ 604,866 | | | | | | |
Options vest six months from the date of grant | Stock options | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Stock option vesting period percentage | | | | | 25.00% | 25.00% | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Options vest six months from the date of grant | Employee stock option | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Stock option vesting period percentage | | | | | | | | | | | | | | | 25.00% | 25.00% | | | | | | | | | | | | | | | | | | | | | | |
Options vest six months from the date of grant | Director | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Stock option vesting period percentage | | | | | | | | | | | | | | | | | 25.00% | 25.00% | | | | | | | | | | | | | | | | | | | | |
Options vest twelve months from the date of grant | Stock options | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Stock option vesting period percentage | | | | | 25.00% | 25.00% | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Options vest twelve months from the date of grant | Employee stock option | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Stock option vesting period percentage | | | | | | | | | | | | | | | 25.00% | 25.00% | | | | | | | | | | | | | | | | | | | | | | |
Options vest twelve months from the date of grant | Director | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Stock option vesting period percentage | | | | | | | | | | | | | | | | | 25.00% | 25.00% | | | | | | | | | | | | | | | | | | | | |
Options vest eighteen months from the date of grant | Stock options | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Stock option vesting period percentage | | | | | 25.00% | 25.00% | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Options vest eighteen months from the date of grant | Employee stock option | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Stock option vesting period percentage | | | | | | | | | | | | | | | 25.00% | 25.00% | | | | | | | | | | | | | | | | | | | | | | |
Options vest eighteen months from the date of grant | Director | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Stock option vesting period percentage | | | | | | | | | | | | | | | | | 25.00% | 25.00% | | | | | | | | | | | | | | | | | | | | |
Options vest twenty-four months from the date of grant | Stock options | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Stock option vesting period percentage | | | | | 25.00% | 25.00% | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Options vest twenty-four months from the date of grant | Employee stock option | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Stock option vesting period percentage | | | | | | | | | | | | | | | 25.00% | 25.00% | | | | | | | | | | | | | | | | | | | | | | |
Options vest twenty-four months from the date of grant | Director | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Stock option vesting period percentage | | | | | | | | | | | | | | | | | 25.00% | 25.00% | | | | | | | | | | | | | | | | | | | | |
Private placement | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Maturity Period | | | | | | | | | | | | | | | | | | | | | | | 48 months | 48 months | | | | | | | | | | | | | | |
Private placements shares issued | | | | | | | | | | | | | 16,000,000 | 16,000,000 | | | | | | | | | | | | | | | | | | | | | | | | |
Subscription receipts per price | (per share) | | | | | | | | | | | | | $ 0.40 | $ 0.30 | | | | | | | | | $ 1.25 | $ 0.93 | | | | | | | | | | | | | | |
Proceeds from issuance of private placement | | | | | | | | | | | | | $ 6,400,000 | $ 4,883,840 | | | | | | | | | $ 14,726,130 | $ 10,956,241 | | | | | | | | | | | | | | |
Cash paid for finder fees | $ | | | | | | | | | | | | | | $ 152,720 | | | | | | | | | | | | | | | | | | | | | | | | |
Common stock shares issued | | | | | | | | | | | | | 322,581 | 322,581 | | | | | | | | | | | | | | | | | | | | | | | | |
Common stock value | $ | | | | | | | | | | | | | | $ 221,691 | | | | | | | | | | | | | | | | | | | | | | | | |
Warrant exercisable price per share | $ / shares | | | | | | | | | | | | | $ 0.50 | | | | | | | | | | $ 1.50 | | | | | | | | | | | | | | | |
Number of units issued under private placement | | | | | | | | | | | | | | | | | | | | | | | 11,780,904 | 11,780,904 | | | | | | | | | | | | | | |
Description for the units issued under private placement | | | | | | | | | | | | | | | | | | | | | | | Each unit is comprised of one common share and one common share purchase warrant. | Each unit is comprised of one common share and one common share purchase warrant. | | | | | | | | | | | | | | |
Description for the exercise of warrants | | | | | | | | | | | | | | | | | | | | | | | Each warrant entitles the holder to acquire one common share of the Company at an exercise price of CAD$1.50 for a period of 48 months following the closing date, subject to adjustment in certain events. | Each warrant entitles the holder to acquire one common share of the Company at an exercise price of CAD$1.50 for a period of 48 months following the closing date, subject to adjustment in certain events. | | | | | | | | | | | | | | |
Commission received by the agent under offering | | | | | | | | | | | | | | | | | | | | | | | $ 793,938 | $ 589,499 | | | | | | | | | | | | | | |
Private placement | Broker warrant | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Maturity Period | | | | | | | | | | | | | | | | | | | | | | | 48 months | 48 months | | | | | | | | | | | | | | |
Description for the exercise of warrants | | | | | | | | | | | | | | | | | | | | | | | Each broker warrant entitles the holder to acquire one unit at an exercise price of CAD$1.25 per unit for a period of 48 months following the closing date. | Each broker warrant entitles the holder to acquire one unit at an exercise price of CAD$1.25 per unit for a period of 48 months following the closing date. | | | | | | | | | | | | | | |
Warrants issued as additional consideration | | | | | | | | | | | | | | | | | | | | | | | 635,150 | | | | | | | | | | | | | | | |
Warrants price per share | $ / shares | | | | | | | | | | | | | | | | | | | | | | | $ 1.25 | | | | | | | | | | | | | | | |
Corporate Finance Fee | | | | | | | | | | | | | | | | | | | | | | | $ 84,750 | $ 63,774 | | | | | | | | | | | | | | |