Statement Of Cash Flows [Abstract]
| Concept |
2021-01-01 to 2021-12-31 |
2020-01-01 to 2020-12-31 |
|---|---|---|
| Statement of cash flows [abstract] | ||
| Cash flows from (used in) operating activities [abstract] | ||
| Adjustments for interest expense |
1 730
USD
|
3 995
USD
|
| Adjustments for increase (decrease) in deferred income including contract liabilities [abstract] | ||
| Adjustments for increase (decrease) in contract liabilities |
-
USD
|
22 729
USD
|
| Adjustments for decrease (increase) in other current assets |
309,000
USD
|
13 884
USD
|
| Income taxes paid, classified as operating activities |
147,000
USD
|
2 116
USD
|