Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Net income	$ 69,875	$ 56,150	$ 119,294	$ 189,764
Unrealized holding gains arising during period	29,889	27,168	104,771	174,483
Non-Credit Portion of OTTI recognized in OCI	7,299	0	(14,751)	0
Amounts reclassified into net income: Held-to-maturity securities	0	(2)	(5)	(26)
Amounts reclassified into net income: Net realized (gains) losses on disposals and intent-to-sell OTTI on AFS securities	(406)	2,229	7,210	351
Amounts reclassified into net income: Credit loss (benefit) expense recognized in OTTI	(2,254)	0	6,328	0
Total Unrealized Gains Losses on Investment Securities, Net	34,528	29,395	103,553	174,808
Amount reclassified into net income: Net actuarial loss	596	525	1,787	1,574
Total defined benefit pension and post-retirement plans, Net	596	525	1,787	1,574
Other Comprehensive Income, Net	35,124	29,920	105,340	176,382
Comprehensive Income, Net	$ 104,999	$ 86,070	$ 224,634	$ 366,146