| SourceName | MU 2019-01:Taxonomy Technical Improvement | http://fasb.org/srt/role/changeNote/changeNote |
| TaxonomyVersion | 2020 | http://fasb.org/srt/role/changeNote/changeNote |
| ChangeDate | 2019-10 | http://fasb.org/srt/role/changeNote/changeNote |
| ModifiedLabels | true | http://fasb.org/srt/role/changeNote/changeNote |
| ModifiedDocumentation | true | http://fasb.org/srt/role/changeNote/changeNote |
| PreviousDocumentation | Tabular disclosure for billings on uncompleted contracts in excess of costs and costs of uncompleted contracts in excess of billings. | http://fasb.org/srt/role/changeNote/changeNote |
| elementCreationTaxonomyVersion | 2013 | http://fasb.org/us-gaap/role/tin/taxonomyImplementationNote |