Derivative and Hedging Activities Derivative Impact on Perfomance (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Capital markets, net | Interest rate-related instruments — customer and mirror, net
Derivative Instruments
Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net	$ (3,090)	$ (672)
Capital markets, net | Foreign currency exchange forwards
Derivative Instruments
Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net	(122)	26
Capital markets, net | Commodity contracts
Derivative Instruments
Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net	746	(567)
Mortgage banking, net | Interest rate lock commitments (mortgage)
Derivative Instruments
Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net	9,928	824
Mortgage banking, net | Forward commitments (mortgage)
Derivative Instruments
Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net	$ (10,262)	$ 247