Long-term obligations (Details) - USD ($) $ in Thousands	Jun. 30, 2025	Dec. 31, 2024
Long-term obligations
Pension obligations - accrued pension liability	$ 8,655	$ 7,945
Microsoft licenses	315	442
Total long-term obligations	8,970	8,387
Less: Current portion of long-term obligations	1,477	1,643
Totals Non-Current portion of long-term obligations	7,493	$ 6,744
Microsoft licenses, Amount payable annually over the term of the agreement	$ 400

The carrying amount as of the balance sheet date of the obligations recognized for the various benefits provided to former or inactive employees, their beneficiaries, and covered dependents after employment but before retirement.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 942
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(15))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478546/942-210-S99-1

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 712
-SubTopic 10
-Name Accounting Standards Codification
-Section 25
-Paragraph 4
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481179/712-10-25-4

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 712
-SubTopic 10
-Name Accounting Standards Codification
-Section 25
-Paragraph 5
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481179/712-10-25-5

Name:	us-gaap_PostemploymentBenefitsLiabilityCurrentAndNoncurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant