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v3.21.2

Leases - Narrative (Details) $ in Thousands | 9 Months Ended |
--- | --- | ---
Sep. 30, 2021 | Feb. 25, 2021 USD ($) ft²
Lessee, Lease, Description [Line Items] |  |
Lease renewal term | 1 year |
Land sold | $ |  | $ 400
Minimum |  |
Lessee, Lease, Description [Line Items] |  |
Remaining lease term | 1 year |
Rentable area |  | 80,000
Maximum |  |
Lessee, Lease, Description [Line Items] |  |
Remaining lease term | 16 years |
Rentable area |  | 100,000

X
- Definition Lessee, Operating Lease, Ground Lease Sold + References No definition available. + Details
Name: | ddd_LesseeOperatingLeaseGroundLeaseSold
Namespace Prefix: | ddd_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Lessee, Operating Lease, Lease Not Yet Commenced, Net Rentable Area + References No definition available. + Details
Name: | ddd_LesseeOperatingLeaseLeaseNotYetCommencedNetRentableArea
Namespace Prefix: | ddd_
Data Type: | dtr-types:areaItemType
Balance Type: | na
Period Type: | instant

X
- Definition Lessee, Renewal Term + References No definition available. + Details
Name: | ddd_LesseeRenewalTerm
Namespace Prefix: | ddd_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Lessee, Term Of Contract + References No definition available. + Details
Name: | ddd_LesseeTermOfContract
Namespace Prefix: | ddd_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

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

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: |