CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (UNAUDITED) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
Sep. 30, 2023	Sep. 30, 2022
Net revenues:
Total net revenues	$ 279,210	$ 268,071
Cost of goods sold:
Total cost of goods sold	180,465	180,574
Gross profit	98,745	87,497
Operating expenses:
Selling, general and administrative	59,798	53,438
Research and development	15,922	14,540
Impairment, restructuring and other charges, net	466	1,219
Total operating expenses	76,186	69,197
Income from operations	22,559	18,300
Interest and other expense, net	(5,748)	(3,432)
Income before income taxes	16,811	14,868
Provision for income taxes	(3,932)	(3,633)
Net income	$ 12,879	$ 11,235
Earnings per share:
Basic	$ 0.77	$ 0.66
Diluted	$ 0.75	$ 0.65
Shares used in per share calculation:
Basic	16,825	16,924
Diluted	17,175	17,180
Products
Net revenues:
Total net revenues	$ 199,709	$ 196,954
Cost of goods sold:
Total cost of goods sold	136,983	143,369
Services
Net revenues:
Total net revenues	79,501	71,117
Cost of goods sold:
Total cost of goods sold	$ 43,482	$ 37,205

The amount of cost of borrowed funds accounted for as interest, other interest income and other interest expense.

No definition available.

Name:	osis_InterestAndOtherExpenseNet
Namespace Prefix:	osis_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The aggregate costs related to goods produced and sold and services rendered by an entity during the reporting period. This excludes costs incurred during the reporting period related to financial services rendered and other revenue generating activities.