CONSOLIDATED STATEMENTS OF COMPREHENSIVE (LOSS) INCOME - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
CONSOLIDATED STATEMENTS OF COMPREHENSIVE (LOSS) INCOME
Net income	$ 265,685	$ 265,735	$ 185,754
Other comprehensive (loss) income, net of tax:
Net change in pensions and other benefits	18,959	7,347	(3,655)
Net change in investment securities	(531,818)	(160,644)	67,008
Net change in cash flow derivative hedges	(4,702)
Other comprehensive (loss) income	(517,561)	(153,297)	63,353
Total comprehensive (loss) income	$ (251,876)	$ 112,438	$ 249,107