Stockholders' Equity - Additional Information (Details)	1 Months Ended	6 Months Ended
	Dec. 31, 2021 USD ($) Employee $ / shares shares	Dec. 31, 2021 USD ($) $ / shares shares
Class Of Stock [Line Items]
Unamortized stock-based compensation expense | $	$ 106,100,000	$ 106,100,000
Weighted-average period over which unrecognized compensation cost is expected to be recognized		2 years 3 months 18 days
Class of warrant exercise price | $ / shares	$ 4.50	$ 4.50
Class of warrant exercisable period		5 years
Class of warrant exercisable period ends		2023-09
Warrants issued or issuable		0
2019 Employee Stock Purchase Plan
Class Of Stock [Line Items]
Unamortized stock-based compensation expense | $	$ 2,000,000.0	$ 2,000,000.0
Weighted-average period over which unrecognized compensation cost is expected to be recognized		12 months
Expected volatility of option granted		76.00%
Risk-free interest rate, minimum		0.06%
Risk-free interest rate, maximum		0.08%
Expected dividend yield		0.00%
Minimum | 2019 Employee Stock Purchase Plan
Class Of Stock [Line Items]
Expected term of stock options granted		4 months 24 days
Maximum
Class Of Stock [Line Items]
Issuance of warrants	5,600,000	5,600,000
Maximum | 2019 Employee Stock Purchase Plan
Class Of Stock [Line Items]
Expected term of stock options granted		1 year
Restricted Stock Units
Class Of Stock [Line Items]
Unamortized stock-based compensation expense | $	$ 378,000.0	$ 378,000.0
Weighted-average period over which unrecognized compensation cost is expected to be recognized		3 years
Number of other than options granted		1,945,150
Weighted grant-date fair value | $ / shares		$ 209.25
Restricted Stock Units | Minimum
Class Of Stock [Line Items]
Vest over requisite period		1 year
Restricted Stock Units | Maximum
Class Of Stock [Line Items]
Vest over requisite period		4 years
Market-based RSUs
Class Of Stock [Line Items]
Unamortized stock-based compensation expense | $	$ 8,900,000	$ 8,900,000
Weighted-average period over which unrecognized compensation cost is expected to be recognized		2 years
Weighted grant-date fair value | $ / shares	$ 182.15
Number of employees shares granted | Employee	1
Expected volatility of option granted	60.00%
Risk-free interest rate, minimum	1.08%
Risk-free interest rate, maximum	1.21%
Market-based RSUs | Executive Employee
Class Of Stock [Line Items]
Number of other than options granted	50,000
Market-based RSUs | Minimum
Class Of Stock [Line Items]
Expected term of stock options granted	3 years
Requisite period for expenses recognized	1 year
Market-based RSUs | Maximum
Class Of Stock [Line Items]
Expected term of stock options granted	5 years
Requisite period for expenses recognized	3 years
Invoice2go 2014 Plan
Class Of Stock [Line Items]
Equity-based awards granted		0