Schedule of Prospective Adoption of New Accounting Pronouncements (Detail) - USD ($)	Dec. 31, 2018	Dec. 31, 2017
Current assets
Receivables	$ 7,734,631	$ 7,602,812
Noncurrent liabilities
Deferred tax liability	19,615,935	24,916,598
Mezzanine equity
Noncontrolling interest in Allied Pacific of California IPA	225,117,029	172,129,744
Shareholders' equity
Retained earnings	17,788,203	1,734,531
Accounting Standards Update 2014-09 [Member]
Current assets
Receivables	$ 11,600,000	11,600,000
Noncurrent liabilities
Deferred tax liability		3,246,098
Mezzanine equity
Noncontrolling interest in Allied Pacific of California IPA		7,351,434
Shareholders' equity
Retained earnings		1,002,468
Adjustments for New Accounting Principle, Early Adoption [Member]
Current assets
Receivables		24,114,492
Noncurrent liabilities
Deferred tax liability		28,162,696
Mezzanine equity
Noncontrolling interest in Allied Pacific of California IPA		179,481,178
Shareholders' equity
Retained earnings		$ 2,736,999

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