XML 51 R41.htm IDEA: XBRL DOCUMENT
v3.22.1

Long-Lived Intangible Assets - Schedule of Definite Lived Intangible Assets (Details) - USD ($) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2022 | Dec. 31, 2021
Finite Lived Intangible Assets [Line Items] |  |
Definite lived intangible assets, Gross | $ 3,538,793 | $ 3,538,793
Definite lived intangible assets, Accumulated Amortization | (3,449,216) | (3,433,408)
Definite lived intangible assets, Net | 89,577 | 105,385
Customer Lists and Relationships |  |
Finite Lived Intangible Assets [Line Items] |  |
Definite lived intangible assets, Gross | 2,084,515 | 2,084,515
Definite lived intangible assets, Accumulated Amortization | (1,994,938) | (1,979,130)
Definite lived intangible assets, Net | $ 89,577 | $ 105,385
Customer Lists and Relationships | Minimum |  |
Finite Lived Intangible Assets [Line Items] |  |
Definite lived intangible assets, Expected Life | 36 months | 36 months
Definite lived intangible assets, Remaining Months | 0 days | 0 days
Customer Lists and Relationships | Maximum |  |
Finite Lived Intangible Assets [Line Items] |  |
Definite lived intangible assets, Expected Life | 60 months | 60 months
Definite lived intangible assets, Remaining Months | 17 months | 20 months
Drawings and Technology |  |
Finite Lived Intangible Assets [Line Items] |  |
Definite lived intangible assets, Expected Life | 36 months | 36 months
Definite lived intangible assets, Remaining Months | 0 months | 0 months
Definite lived intangible assets, Gross | $ 760,207 | $ 760,207
Definite lived intangible assets, Accumulated Amortization | $ (760,207) | $ (760,207)
Trade name, Trademarks & other |  |
Finite Lived Intangible Assets [Line Items] |  |
Definite lived intangible assets, Remaining Months | 0 months | 0 months
Definite lived intangible assets, Gross | $ 447,274 | $ 447,274
Definite lived intangible assets, Accumulated Amortization | $ (447,274) | $ (447,274)
Trade name, Trademarks & other | Minimum |  |
Finite Lived Intangible Assets [Line Items] |  |
Definite lived intangible assets, Expected Life | 24 months | 24 months
Trade name, Trademarks & other | Maximum |  |
Finite Lived Intangible Assets [Line Items] |  |
Definite lived intangible assets, Expected Life | 36 months | 36 months
Non-Compete |  |
Finite Lived Intangible Assets [Line Items] |  |
Definite lived intangible assets, Expected Life | 36 months | 36 months
Definite lived intangible assets, Remaining Months | 0 months | 0 months
Definite lived intangible assets, Gross | $ 246,797 | $ 246,797
Definite lived intangible assets, Accumulated Amortization | $ (246,797) | $ (246,797)

X
- Definition Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
Name: | us-gaap_FiniteLivedIntangibleAssetUsefulLife
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
Name: | us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 928 -SubTopic 340 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6473545&loc=d3e61844-108004 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
Name: | us-gaap_FiniteLivedIntangibleAssetsGross
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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

X
- Definition Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 926 -SubTopic 20 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=120154696&loc=d3e54445-107959 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
Name: | us-gaap_FiniteLivedIntangibleAssetsNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Remaining amortization period of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 926 -SubTopic 20 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=120154696&loc=d3e54445-107959 + Details
Name: | us-gaap_FiniteLivedIntangibleAssetsRemainingAmortizationPeriod1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_CustomerRelatedIntangibleAssetsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=oss_DrawingsAndTechnologyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_TrademarksAndTradeNamesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_NoncompeteAgreementsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |