| Cover | Jun. 15, 2022 |
| Document Information [Line Items] | |
| Document Type | 8-K |
| Document Period End Date | Jun. 24, 2022 |
| Entity File Number | 000-50254 |
| Entity Tax Identification Number | 46-0460790 |
| Entity Incorporation, State or Country Code | SD |
| Entity Address, Address Line One | 46269 SD Highway 34 |
| Entity Address, Address Line Two | PO Box 100 |
| Entity Address, City or Town | Wentworth |
| Entity Address, State or Province | SD |
| Entity Address, Postal Zip Code | 57075 |
| City Area Code | (605) |
| Local Phone Number | 483-2676 |
| Entity Registrant Name | LAKE AREA CORN PROCESSORS, LLC |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Entity Emerging Growth Company | false |
| Amendment Flag | false |
| Entity Central Index Key | 0001156174 |
| Written Communications | false |
