Income Tax Provision - Summary of Income Tax Expense (Benefit) (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Income Tax Provision [Line Items]
Total income tax expense	$ 107,687	$ 98,004	$ 107,944	$ 109,418
Greens Hold Co [Member]
Income Tax Provision [Line Items]
Current income tax expense	127,129	98,964	143,614	141,299
Deferred income tax benefit	(19,442)	(960)	(35,670)	(31,881)
Total income tax expense	$ 107,687	$ 98,004	$ 107,944	$ 109,418