Stockholders' Equity - Additional information (Detail) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019	Jul. 23, 2020	Dec. 31, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common Stock, shares authorized (in shares)	175,000,000		175,000,000			175,000,000
Unrecognized compensation cost related to non-vested share-based compensation awards granted	$ 8.9		$ 8.9
Stock option exercisable (in shares)	2,783,869		2,783,869
Warrants outstanding (in shares)	2,136,019		2,136,019
Antidilutive shares excluded from the computation of diluted earnings per common share (in shares)	7,974,308	18,131,489	8,520,284	17,528,530
Subsequent Event
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common Stock, shares authorized (in shares)					235,000,000
Restricted Stock Units (RSUs)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of equity instruments awarded in period (in shares)			269,769
Fair market value of RSUs granted			$ 1.5
Restricted Stock Units (RSUs) | Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period of shares			1 year
Restricted Stock Units (RSUs) | Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period of shares			3 years
Preferred Stock Series B
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Conversion of Series A preferred stock (in shares)			175
Series A preferred shares outstanding (in shares)	443		443			618
Preferred Stock Series A
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Series A preferred shares outstanding (in shares)	0		0			2,093,155
Conversion of convertible preferred stock to common stock (in shares)			2,093,155
Series A issuance, net of issuance costs (in shares)			0
Common Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Conversion of Series A preferred stock (in shares)			972,222
Common Stock | Preferred Stock Series B
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Conversion of Series A preferred stock (in shares)		3,800,000	972,222	7,688,888
Series A issuance, net of issuance costs (in shares)		10,000,000		10,000,000
Common Stock | Preferred Stock Series A
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Conversion of Series A preferred stock (in shares)			2,093,155
Board of Directors and Employee
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of equity instruments awarded in period (in shares)			2,435,704
Fair market value of shares granted			$ 14.0
Term of options granted period			10 years
Employees
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period of shares			3 years
Employees | Restricted Stock Units (RSUs)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of equity instruments awarded in period (in shares)			12,455