Note 15 - Accumulated Other Comprehensive Income (Loss) (Tables)

9 Months Ended

Sep. 30, 2021

Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]

Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]

The following tables show the rollforward of accumulated other comprehensive income (loss) as of the periods indicated.

Rollforward of accumulated other comprehensive income
	Three Months Ended September 30, 2021						Nine Months Ended September 30, 2021
(In thousands)	Before Tax		Tax Effect		Net of Tax		Before Tax		Tax Effect		Net of Tax
Balance at beginning of period	$	226,400	$	47,544	$	178,856	$	333,829	$	70,104	$	263,725
Other comprehensive income (loss)
Unrealized holding gains (losses) on investments arising during the period for which an allowance for expected credit losses has not been recognized	(29,613)		(6,219)		(23,394)		(134,539)		(28,253)		(106,286)
Less: Reclassification adjustment for net gains (losses) on investments included in net income (1)
Net realized gains (losses) on disposals and non-credit related impairment losses	4,099		861		3,238		5,684		1,194		4,490
Net decrease (increase) in expected credit losses	—		—		—		918		193		725
Other comprehensive income (loss)	(33,712)		(7,080)		(26,632)		(141,141)		(29,640)		(111,501)
Balance at end of period	$	192,688	$	40,464	$	152,224	$	192,688	$	40,464	$	152,224
	Three Months Ended September 30, 2020						Nine Months Ended September 30, 2020
(In thousands)	Before Tax		Tax Effect		Net of Tax		Before Tax		Tax Effect		Net of Tax
Balance at beginning of period	$	268,558	$	56,397	$	212,161	$	139,858	$	29,370	$	110,488
Other comprehensive income (loss)
Unrealized holding gains (losses) on investments arising during the period for which an allowance for expected credit losses has not been recognized	39,037		8,198		30,839		181,775		38,173		143,602
Less: Reclassification adjustment for net gains (losses) on investments included in net income (1)
Net realized gains (losses) on disposals and non-credit related impairment losses	13,777		2,893		10,884		30,597		6,425		24,172
Net decrease (increase) in expected credit losses	186		39		147		(2,596)		(545)		(2,051)
Other comprehensive income (loss)	25,074		5,266		19,808		153,774		32,293		121,481
Balance at end of period	$	293,632	$	61,663	$	231,969	$	293,632	$	61,663	$	231,969

(1)Included in net gains (losses) on investments and other financial instruments on our condensed consolidated statements of operations.