XML 73 R34.htm IDEA: XBRL DOCUMENT
v3.19.3.a.u2

Commitments and Contingencies (Tables) | 3 Months Ended
--- | ---
Nov. 30, 2019
Commitments And Contingencies Disclosure [Abstract] |
Summary of Undiscounted Environmental Remediation Liability Classifications | The following table summarizes the undiscounted environmental remediation liability classifications included in the condensed consolidated balance sheets as of November 30, 2019, November 30, 2018, and August 31, 2019:
($ in thousands) |  | November 30, 2019 |  |  | November 30, 2018 |  |  | August 31, 2019 |
Other current liabilities |  | $ | 1,243 |  |  | $ | 1,243 |  |  | $ | 1,243 |
Other noncurrent liabilities |  |  | 14,548 |  |  |  | 15,142 |  |  |  | 14,674 |
Total environmental remediation liabilities |  | $ | 15,791 |  |  | $ | 16,385 |  |  | $ | 15,917 |

X
- Definition Summary of undiscounted environmental remediation liability classifications. + References No definition available. + Details
Name: | lnn_SummaryOfUndiscountedEnvironmentalRemediationLiabilityClassificationsTableTextBlock
Namespace Prefix: | lnn_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_CommitmentsAndContingenciesDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration