Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Consolidated Statements of Comprehensive Income
Net income	$ 74,199	$ 67,388	$ 216,556	$ 204,399
Other comprehensive income (loss), net of tax:
Net change in pensions and other benefits			(594)
Net change in investment securities	13,210	(22,420)	114,015	(89,236)
Net change in cash flow derivative hedges		131		988
Other comprehensive income (loss)	13,210	(22,289)	113,421	(88,248)
Total comprehensive income	$ 87,409	$ 45,099	$ 329,977	$ 116,151

Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.

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