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

6 Months Ended

Jun. 30, 2021

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

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

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

Rollforward of accumulated other comprehensive income
	Three Months Ended June 30, 2021						Six Months Ended June 30, 2021
(In thousands)	Before Tax		Tax Effect		Net of Tax		Before Tax		Tax Effect		Net of Tax
Balance at beginning of period	$	147,766	$	31,031	$	116,735	$	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	81,617		17,140		64,477		(104,926)		(22,034)		(82,892)
Less: Reclassification adjustment for net gains (losses) on investments included in net income (loss) (1)
Net realized gains (losses) on disposals and non-credit related impairment losses	2,375		499		1,876		1,585		333		1,252
Net decrease (increase) in expected credit losses	608		128		480		918		193		725
Other comprehensive income (loss)	78,634		16,513		62,121		(107,429)		(22,560)		(84,869)
Balance at end of period	$	226,400	$	47,544	$	178,856	$	226,400	$	47,544	$	178,856
	Three Months Ended June 30, 2020						Six Months Ended June 30, 2020
(In thousands)	Before Tax		Tax Effect		Net of Tax		Before Tax		Tax Effect		Net of Tax
Balance at beginning of period	$	37,722	$	7,921	$	29,801	$	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	234,249		49,193		185,056		142,738		29,975		112,763
Less: Reclassification adjustment for net gains (losses) on investments included in net income (loss) (1)
Net realized gains (losses) on disposals and non-credit related impairment losses	6,195		1,301		4,894		16,820		3,532		13,288
Net decrease (increase) in expected credit losses	(2,782)		(584)		(2,198)		(2,782)		(584)		(2,198)
Other comprehensive income (loss)	230,836		48,476		182,360		128,700		27,027		101,673
Balance at end of period	$	268,558	$	56,397	$	212,161	$	268,558	$	56,397	$	212,161

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