Investment income and net realized and unrealized gains (Tables)

12 Months Ended

Dec. 31, 2020

Investments, Debt and Equity Securities [Abstract]

Income from investments and net realized and unrealized gains

Income from investments and net realized and unrealized gains for the years ended December 31 are detailed below:

	2020	2019	2018
	(in $ thousands)
Investment income:
Debt securities	15,026	15,580	17,431
Short-term investments, cash equivalents and other	3,581	4,215	2,306
	18,607	19,795	19,737
Net realized and unrealized (losses) gains:
Realized gains	2,231	53,465	2,698
Realized losses	(1,598)	(14,747)	(483)
Net unrealized investment (losses) gains recognized on equity securities still held	(2,311)	4,042	(2,162)
	(1,678)	42,760	53

Net gains (losses) on investments in equity securities still held

The total fair values of the Company's investments in debt and equity securities as of December 31 are detailed below:

	2020	2019
	(in $ thousands)
Investments in:
Debt securities	631,386	605,721
Equity securities	53,001	39,318
	684,387	645,039

Net investment gains and losses recognized for the years ended December 31 related to investments in equity securities are follows:

	2020	2019	2018
	(in $ thousands)
Total net investment (losses) gains recognized on equity securities during the period	(3,137)	4,825	(2,538)
Less: Net realized (losses) gains on equity securities sold during the period	(826)	783	(376)
Net unrealized investment (losses) gains recognized on equity securities still held at December 31	(2,311)	4,042	(2,162)

Proceeds from sale of investments available-for-sale

The amortized costs and fair values of investments in debt securities as of December 31, are as follows:

	2020		2019
	Amortized costs	Fair values	Amortized costs	Fair values
	(in $ thousands)
Municipal	45,138	47,603	52,176	53,823
Corporate	285,962	305,450	299,074	309,142
Foreign	261,748	271,711	234,734	236,073
U.S. Treasury Bonds	6,564	6,622	6,664	6,683
	599,412	631,386	592,648	605,721

Proceeds from sales of investments in securities for the years ended December 31 are as follows:

	2020	2019	2018
	(in $ thousands)
Proceeds from sales of debt securities	36,449	46,834	43,556
Proceeds from sales of equity securities	791	3,771	5,886
Total proceeds from sales of investments in securities	37,240	50,605	49,442