XML 38 R26.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Intangible Assets (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2018
Goodwill and Intangible Assets Disclosure [Abstract] |
Intangible Assets Other Than Goodwill | Intangible assets, net, other than goodwill, at June 30, 2018 and December 31, 2017 are summarized as follows:
﻿ | 2018 |  | 2017 |  |
(in thousands) | Gross (a) |  | Accumulated Amortization |  | Net |  | Gross (a) |  | Accumulated Amortization |  | Net |  | Weighted Average Useful Life Remaining (in years)
Intangible assets with finite lives: |  |  |  |  |  |  |  |  |  |  |  |  |
Customer relationships | $ | 104,015 |  |  | $ | (62,349 | ) |  | $ | 41,666 |  |  | $ | 105,505 |  |  | $ | (57,796 | ) |  | $ | 47,709 |  |  | 6
Acquired technology | 48,973 |  |  | (39,803 | ) |  | 9,170 |  |  | 54,716 |  |  | (39,644 | ) |  | 15,072 |  |  | 2
Trade names | 25,284 |  |  | (16,503 | ) |  | 8,781 |  |  | 25,813 |  |  | (15,552 | ) |  | 10,261 |  |  | 6
Patent costs | 17,972 |  |  | (7,825 | ) |  | 10,147 |  |  | 17,909 |  |  | (7,338 | ) |  | 10,571 |  |  | 15
Trade secrets | 19,331 |  |  | (12,522 | ) |  | 6,809 |  |  | 19,431 |  |  | (11,530 | ) |  | 7,901 |  |  | 4
Acquired patents | 16,217 |  |  | (12,355 | ) |  | 3,862 |  |  | 16,661 |  |  | (11,969 | ) |  | 4,692 |  |  | 8
Other | 19,628 |  |  | (17,922 | ) |  | 1,706 |  |  | 20,012 |  |  | (17,435 | ) |  | 2,577 |  |  | 2
Total intangible assets | $ | 251,420 |  |  | $ | (169,279 | ) |  | $ | 82,141 |  |  | $ | 260,047 |  |  | $ | (161,264 | ) |  | $ | 98,783 |  |  | 6
(a) Change in gross carrying amounts consists primarily of charges for license and patent costs and foreign currency translation.

X
- Definition Schedule of Finite And Indefinite-Lived Intangible Assets [Table Text Block] + References No definition available. + Details
Name: | ddd_ScheduleOfFiniteAndIndefiniteLivedIntangibleAssetsTableTextBlock
Namespace Prefix: | ddd_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

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