XML 55 R42.htm IDEA: XBRL DOCUMENT
v3.20.2

Acquisitions (Narrative) (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Jun. 30, 2020 | Jun. 30, 2019 | Jun. 30, 2018
Business Acquisition [Line Items] |  |  |
Purchase price | $ 0 | $ 55,364 | $ 318
Omni Baking [Member] |  |  |
Business Acquisition [Line Items] |  |  |
Purchase price |  | 22,300 |
Bantam Bagels [Member] |  |  |
Business Acquisition [Line Items] |  |  |
Purchase price |  | $ 33,100 |

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

X
- Definition The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3213-108585 + Details
Name: | us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=lanc_OmniBakingMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=lanc_BantamBagelsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |