XML 66 R51.htm IDEA: XBRL DOCUMENT
v3.24.1.u1

Income Taxes (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Mar. 31, 2024 | Mar. 31, 2023 | Mar. 31, 2024 | Mar. 31, 2023
Income Taxes |  |  |  |
Effective income tax rate (as a percent) | 22.60% | 23.80% | 21.70% | 22.60%
Net discrete tax benefit related to equity-based compensation under change in accounting principle | $ 0.2 | $ 0.2 | $ 0.8 | $ 0.6
Net discrete tax benefit related to equity-based compensation under change in prior year tax estimates |  |  | $ 2.3 |

X
- Definition Amount of cumulative tax effect on beginning retained earnings from Accounting standard update. + References No definition available. + Details
Name: | osis_IncomeTaxEffectsAllocatedDirectlyToEquityCumulativeEffectOfAccountingStandardUpdate
Namespace Prefix: | osis_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 12 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482685/740-10-50-12 + Details
Name: | us-gaap_EffectiveIncomeTaxRateContinuingOperations
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

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

X
- Definition The tax effect of correction of an error charged or credited directly to the opening balance of retained earnings. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 740 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 11 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482659/740-20-45-11 + Details
Name: | us-gaap_IncomeTaxEffectsAllocatedDirectlyToEquityPriorPeriodAdjustment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration