XML 52 R40.htm IDEA: XBRL DOCUMENT
v3.22.4

Organization and Significant Accounting Policies (Details) - Schedule of sold to customers representing 10% or more of the Company’s total net sales | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Customer A [Member] |  |  |
Concentration Risk [Line Items] |  |  |
Customer risk percentage | 10.00% | 13.00% | 3.00%
Customer B [Member] |  |  |
Concentration Risk [Line Items] |  |  |
Customer risk percentage | 10.00% | 9.00% | 9.00%

X
- Definition Percentage of customer risk percentage. + References No definition available. + Details
Name: | alto_CustomerRiskPercentage
Namespace Prefix: | alto_
Data Type: | dtr:percentItemType
Balance Type: | na
Period Type: | duration

X
- 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_ConcentrationRiskLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | srt_MajorCustomersAxis=alto_CustomerAMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_MajorCustomersAxis=alto_CustomerBMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |