Financial instruments (Details 2) - USD ($)	Jun. 30, 2022	Dec. 31, 2021
Brazilian reais
Foreign Currency Fair Value Hedge Derivative [Line Items]
Net exposure	$ 2,069,086	$ (376,103)
U.S. dollars
Foreign Currency Fair Value Hedge Derivative [Line Items]
Net exposure	327,822,526	13,874,985
Trade account payable
Foreign Currency Fair Value Hedge Derivative [Line Items]
Financial liabilities	(889,594)	(877,642)
Trade account payable \| Brazilian reais
Foreign Currency Fair Value Hedge Derivative [Line Items]
Financial liabilities	(360,177)	(705,725)
Trade account payable \| U.S. dollars
Foreign Currency Fair Value Hedge Derivative [Line Items]
Financial liabilities	(529,417)	(171,917)
Cash, cash equivalents and financial investments
Foreign Currency Fair Value Hedge Derivative [Line Items]
Financial assets	330,781,206	14,376,523
Cash, cash equivalents and financial investments \| Brazilian reais
Foreign Currency Fair Value Hedge Derivative [Line Items]
Financial assets	2,429,263	329,621
Cash, cash equivalents and financial investments \| U.S. dollars
Foreign Currency Fair Value Hedge Derivative [Line Items]
Financial assets	$ 328,351,943	$ 14,046,902

Fair value as of the balance sheet date of all derivative assets designated as foreign currency fair value hedging instruments.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4B
-Subparagraph (c)(1)
-URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5624163-113959

+ Details

Name:	us-gaap_ForeignCurrencyFairValueHedgeAssetAtFairValue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Fair value as of the balance sheet date of all derivatives designated as foreign currency fair value hedging instruments.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 45
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=117331979&loc=d3e41228-113958

+ Details

Name:	us-gaap_ForeignCurrencyFairValueHedgeDerivativeAtFairValueNet
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

Name:	us-gaap_ForeignCurrencyFairValueHedgeDerivativeLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Fair value as of the balance sheet date of all derivative liabilities designated as foreign currency fair value hedging instruments.

+ References

+ Details

Name:	us-gaap_ForeignCurrencyFairValueHedgeLiabilityAtFairValue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Details

Name:	srt_CurrencyAxis=currency_BRL
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_CurrencyAxis=currency_USD
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_BalanceSheetLocationAxis=us-gaap_AccountsPayableAndAccruedLiabilitiesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_BalanceSheetLocationAxis=us-gaap_CashAndCashEquivalentsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: