XML 49 R35.htm IDEA: XBRL DOCUMENT v3.20.4

Investments (Tables)

12 Months Ended

Dec. 31, 2020

Investments [Abstract]

Schedule of investments

Investments consisted of the following:

						As of December 31,
(in thousands)						2020						2019
Investments held at cost						$	4,564					$	4,405
Equity method investments						9,840						3,970
Total investments						$	14,404					$	8,375

X

- Definition

Tabular disclosure of data and information required in the supplementary schedule applicable to management investment companies listing holdings of unaffiliated investments.

+ References

No definition available.

+ Details

Name:	us-gaap_InvestmentHoldingsScheduleOfInvestmentsTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

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