Capital Stock - Additional Information (Detail)
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1 Months Ended |
6 Months Ended |
12 Months Ended |
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Sep. 30, 2019
USD ($)
shares
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Jan. 09, 2019
USD ($)
$ / shares
shares
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Jan. 31, 2018
$ / shares
shares
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Jun. 30, 2020
USD ($)
Director
FormerExecutive
shares
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Mar. 31, 2020
USD ($)
ConvertibleNote
$ / shares
shares
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Oct. 31, 2019
USD ($)
$ / shares
shares
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Mar. 31, 2019
USD ($)
$ / shares
shares
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Aug. 01, 2020
USD ($)
shares
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Jun. 30, 2019
USD ($)
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Dec. 31, 2019
USD ($)
shares
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Feb. 01, 2020
USD ($)
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| Subsidiary Sale Of Stock [Line Items] |
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| Warrants exercisable into shares of common stock | shares |
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570,287
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| Exercise price of warrants, per share | $ / shares |
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$ 9.15
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| Fair value assumption,expected term |
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5 years
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| (Loss) gain on debt conversion |
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$ 13,642,000
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$ (9,000)
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| Aggregate proceeds from exercise of warrants |
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$ 1,154,000
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| Promissory note principal amount |
$ 24,200,000
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$ 1,800,000
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$ 4,848,000
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$ 16,359,000
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$ 16,359,000
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| Debt exchange conversion units | shares |
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570,287
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| Fair value assumption, risk-free interest rates, minimum |
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0.20%
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| Fair value assumption, risk-free interest rates, maximum |
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0.30%
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| Debt conversion, description |
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Company entered into an additional debt restructuring that resulted in the conversion of debt with an aggregate principal amount of $7,492,000 and accrued interest of $691,000 into common stock of the Company. The carrying value of the debt and related derivative liability at the time of extinguishment amounted to $8,341,000. The aggregate total of $8,183,000 was converted into 48,136,000 shares of common stock at $0.17 per share.
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| Debt conversion, aggregate principal amount |
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$ 7,492,000
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$ 7,800,000
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| Debt conversion, accrued interest |
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691,000
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| Debt aggregate conversion amount |
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8,183,000
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| Number of outside directors | Director |
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2
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| Number of former executives | FormerExecutive |
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3
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| Board of Directors [Member] |
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| Subsidiary Sale Of Stock [Line Items] |
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| Common stock issued | shares |
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2,950,000
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| Common stock issued, value |
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$ 390,000
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| Common Stock [Member] |
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| Subsidiary Sale Of Stock [Line Items] |
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| Fair value assumption, expected volatility |
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95.00%
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| (Loss) gain on debt conversion |
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$ 6,472,000
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| Debt exchange conversion units | shares |
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48,136,000
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| Debt exchange conversion price per unit | $ / shares |
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$ 0.17
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| Debt and related derivative liability at the time of extinguishment |
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$ 8,341,000
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| Combined value of stock issued in conversion |
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$ 1,869,000
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| Common stock issued | shares |
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10,684,000
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| Common Stock [Member] | Board of Directors [Member] |
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| Subsidiary Sale Of Stock [Line Items] |
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| Common stock issued | shares |
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804,000,000
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| Common stock issued, value |
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$ 106,000
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| Common Stock [Member] | Former Executive |
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| Subsidiary Sale Of Stock [Line Items] |
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| Common stock issued | shares |
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278,000,000
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| Common stock issued, value |
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$ 27,000
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| Common Stock [Member] | Other Expenses [Member] |
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| Subsidiary Sale Of Stock [Line Items] |
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| Common stock issued | shares |
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10,400,000
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| Common stock issued, value |
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$ 415,000
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| Common Stock [Member] | Simply Mac, Inc. [Member] |
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| Subsidiary Sale Of Stock [Line Items] |
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| Common stock issued | shares |
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10,400,000
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| Settlement Agreement with Vendor [Member] |
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| Subsidiary Sale Of Stock [Line Items] |
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| Amount owed by vendor |
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$ 164,000
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| Issuance of restricted common shares | shares |
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93,448
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| Warrants exercisable into shares of common stock | shares |
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93,448
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382,165
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| Exercise price of warrants, per share | $ / shares |
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$ 1.64
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| Warrants exercisable beginning date |
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Jul. 09, 2019
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| Warrants exercisable expiration date |
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Jan. 09, 2022
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| Fair value of warrants estimated on the date of issuance |
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$ 59,000
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| Combined value of the stock and warrants |
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173,000
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| (Loss) gain on debt conversion |
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(9,000)
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| Strike price per share | $ / shares |
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$ 3.02
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| Aggregate proceeds from exercise of warrants |
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$ 1,154,000
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| Settlement Agreement with Vendor [Member] | Restricted Stock Award [Member] |
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| Subsidiary Sale Of Stock [Line Items] |
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| Fair value of restricted stock estimated on the date of issuance |
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$ 114,000,000
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| Fair value assumption, discount rate |
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25.00%
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| Fair value assumption, risk-free interest rates |
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2.52%
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| Fair value assumption,expected term |
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6 months
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| Fair value assumption, expected volatility |
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90.00%
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| Settlement Agreement with Vendor [Member] | Warrants [Member] |
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| Subsidiary Sale Of Stock [Line Items] |
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| Fair value assumption, risk-free interest rates |
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2.54%
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| Fair value assumption,expected term |
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3 years
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| Fair value assumption, expected volatility |
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90.00%
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| Settlement Agreement with Vendor [Member] | Common Stock [Member] |
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| Subsidiary Sale Of Stock [Line Items] |
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| Preferred stock convertible into common stock | shares |
297,000
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| Exchange [Member] |
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| Subsidiary Sale Of Stock [Line Items] |
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| (Loss) gain on debt conversion |
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$ 204,000
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| Promissory note principal amount |
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434,000
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7,852,000
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| Promissory notes accrued interest |
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8,000
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668,000
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| Carrying value of extinguishment of debt |
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7,461,000
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| Debt exchange conversion aggregate amount |
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$ 35,000
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$ 8,520,000
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| Warrants exercisable expiration period |
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3 years
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| Number of convertible notes exchanged into common stock | ConvertibleNote |
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2
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| Exchange [Member] | Warrants [Member] |
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| Subsidiary Sale Of Stock [Line Items] |
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| Exercise price of warrants, per share | $ / shares |
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$ 0.51
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| Fair value of warrants estimated on the date of issuance |
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$ 3,713,000
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| Fair value assumption,expected term |
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3 years
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| Fair value assumption, expected volatility |
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70.00%
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| Combined value of the stock and warrants |
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$ 12,177,000
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| (Loss) gain on debt conversion |
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(4,048,000)
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| Debt exchange conversion aggregate amount |
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$ 8,464,000
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| Each unit comprised of common stock and warrant to purchase number of common share | shares |
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15,396,000
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| Fair value assumption, risk-free interest rates, minimum |
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1.50%
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| Fair value assumption, risk-free interest rates, maximum |
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1.70%
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| Exchange [Member] | Common Stock [Member] |
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| Subsidiary Sale Of Stock [Line Items] |
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| Debt exchange conversion units | shares |
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868,000
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16,706,000
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| Debt exchange conversion price per unit | $ / shares |
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$ 0.51
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$ 0.51
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