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Commitments and Contingencies - Additional Information (Detail) - USD ($)	1 Months Ended	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2018	Dec. 31, 2019
Commitments and Contingencies Disclosure [Line Items]
Contract receivable, due in next twelve months			$ 70,739,504
Contract receivable, due in year two			21,901,012
Contract receivable, due in year three			5,596,044
Contract receivable, due in year four			1,500,000
Contract receivable, due in year five			1,500,000
Contract receivable, due in after five year			$ 7,436,644
Astrid and Kazak [Member]
Commitments and Contingencies Disclosure [Line Items]
Sale leaseback transaction, rent expense	12 months	12 months

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Commitments and contingencies disclosure.

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Sale leaseback transaction term of lease.

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Amount billed to customers under long-term contracts or programs to be collected after the fifth fiscal year following the latest fiscal year. Excludes amounts due that have been withheld because of retainage provisions in a contract. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 910
-SubTopic 310
-Section 50
-Paragraph 3
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=118388040&loc=d3e49354-109356

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Amount billed to customers under long-term contracts or programs to be collected in the fifth fiscal year following the latest fiscal year. Excludes amounts due that have been withheld because of retainage provisions in a contract. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 910
-SubTopic 310
-Section 50
-Paragraph 3
-Subparagraph (a)
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Amount billed to customers under long-term contracts or programs to be collected in the second fiscal year following the latest fiscal year. Excludes amounts due that have been withheld because of retainage provisions in a contract. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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-Topic 910
-SubTopic 310
-Section 50
-Paragraph 3
-Subparagraph (a)
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Amount billed to customers under long-term contracts or programs to be collected in the fourth fiscal year following the latest fiscal year. Excludes amounts due that have been withheld because of retainage provisions in a contract. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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-SubTopic 310
-Section 50
-Paragraph 3
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Amount billed to customers under long-term contracts or programs to be collected in the third fiscal year following the latest fiscal year. Excludes amounts due that have been withheld because of retainage provisions in a contract. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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-SubTopic 310
-Section 50
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