Investments - Summary of Operating and Balance Sheet Data (Detail) - USD ($)	5 Months Ended	11 Months Ended	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2019
Investment Company, Financial Highlights [Line Items]
Expenses		$ (3,792,847)	$ (4,529,063)
Polyform Products, Co.
Investment Company, Financial Highlights [Line Items]
Revenues		13,953,762	16,517,512
Expenses		(15,051,795)	(17,016,753)
Loss before income taxes		(1,098,033)	(499,241)
Income tax benefit		159,000	140,000
Net Income (loss)		939,033	(359,241)
Current assets	$ 5,917,238	5,481,783	5,917,238
Non-current assets	31,474,762	29,977,677	31,474,762
Current liabilities	1,484,148	963,823	1,484,148
Non-current liabilities	21,123,045	18,530,624	21,123,045
Stockholders’ equity	14,784,807	15,965,013	14,784,807
Lawn Doctor
Investment Company, Financial Highlights [Line Items]
Revenues		15,873,639	24,951,481
Expenses		(15,637,114)	(25,754,966)
Loss before income taxes		236,525	(803,485)
Income tax benefit		(16,913)	142,104
Consolidated net (loss) income		219,612	(661,381)
Net loss attributable to non-controlling interest		70,952	232,270
Net Income (loss)		(290,564)	429,111
Current assets	5,679,790	6,347,092	5,679,790
Non-current assets	96,327,351	94,024,715	96,327,351
Current liabilities	5,208,665	4,342,064	5,208,665
Non-current liabilities	52,854,284	50,312,347	52,854,284
Non-controlling interest	(179,125)	(40,952)	(179,125)
Stockholders’ equity	44,123,317	$ 45,758,348	44,123,317
Roundtables [Member]
Investment Company, Financial Highlights [Line Items]
Revenues	3,929,101
Expenses	(5,269,538)
Loss before income taxes	(1,340,437)
Income tax benefit	335,795
Net Income (loss)	1,004,642
Current assets	2,495,539		2,495,539
Non-current assets	61,232,699		61,232,699
Current liabilities	3,686,652		3,686,652
Non-current liabilities	20,946,228		20,946,228
Stockholders’ equity	$ 39,095,358		$ 39,095,358