XML 49 R34.htm IDEA: XBRL DOCUMENT v3.22.4

Property, plant and equipment, net (Tables)

12 Months Ended

Dec. 31, 2022

Property, plant and equipment, net

Schedule of property, plant and equipment

​

​	​	​	​	​	​	​
​	​	December 31,		​	December 31,
​		2022			2021
​	​	(in thousands)
Leasehold improvements	​	$	44,871	​	$	45,372
Laboratory equipment	​	​	39,393	​	​	25,499
Office equipment	​	​	4,985	​	​	4,465
Construction-in-progress	​	​	5,409	​	​	5,069
Total property, plant, and equipment	​	​	94,658	​	​	80,405
Less accumulated depreciation	​	​	(44,126)	​	​	(36,900)
Property, plant and equipment, net	​	$	50,532	​	$	43,505

​

Summary of long-lived assets by geographic region

​

​	​	​	​	​	​	​
​		December 31,			December 31,
​	​	2022		​	2021
​	​	(in thousands)
Lexington, Massachusetts (United States of America)	​	$	20,258	​	$	17,311
Amsterdam (the Netherlands)	​		30,252	​		26,160
Other	​	​	22	​	​	34
Total	​	$	50,532	​	$	43,505

X

- Definition

Tabular disclosure of long-lived assets, excluding financial instruments, long-term customer relationships of a financial institution, mortgage rights, deferred policy acquisition costs, and deferred tax assets, by geographic areas located in the entity's country of domicile and foreign countries in which the entity holds assets.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 41
-Subparagraph b
-URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e9038-108599

+ Details

Name:	us-gaap_LongLivedAssetsByGeographicAreasTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	us-gaap_PropertyPlantAndEquipmentAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 50
-Paragraph 1
-URI https://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229

+ Details

Name:	us-gaap_PropertyPlantAndEquipmentTextBlock
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration