Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2020	Mar. 31, 2019
Statement of Comprehensive Income [Abstract]
Net Income	$ 34,742	$ 58,799
Other Comprehensive Income (Loss), Net of Tax:
Net Unrealized Gains (Losses) on Investment Securities	41,559	6,919
Defined Benefit Plans	374	246
Total Other Comprehensive Income (Loss)	41,933	7,165
Comprehensive Income	$ 76,675	$ 65,964

The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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