Annual report pursuant to Section 13 and 15(d)

Income Taxes - Additional Information (Detail)

v3.20.1
Income Taxes - Additional Information (Detail) - USD ($)
11 Months Ended 12 Months Ended
Dec. 31, 2017
Jan. 31, 2020
Jan. 31, 2019
Income Taxes Disclosure [Line Items]      
Corporate federal income tax rate 35.00%   21.00%
Tax impact related to GILTI   $ 0  
Deferred tax assets, operating loss carry forwards, domestic   108,900,000  
Deferred tax assets, operating loss carry forwards, state and local   68,500,000  
Deferred tax assets, operating loss carry forwards, foreign   $ 9,800,000  
Operating loss carry forwards, expiry beginning year   2020  
Deferred tax assets, tax credit carry forwards, foreign   $ 2,200,000  
Tax credit carry forward with an unlimited carryforward period   200,000  
Valuation allowance   38,248,000 $ 41,979,000
Valuation allowance increased (decreased)   (3,700,000) 3,700,000
Unrecognized tax benefits which would reduce income tax expense if recognized   100,000  
Total gross interest accrued   100,000 $ 100,000
Federal [Member]      
Income Taxes Disclosure [Line Items]      
Deferred tax assets, tax credit carry forwards, research   3,800,000  
State and Local Jurisdiction [Member]      
Income Taxes Disclosure [Line Items]      
Deferred tax assets, tax credit carry forwards, research   1,800,000  
Deferred tax assets tax credit carry forward investment   $ 200,000