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Commitments and Contingencies (Tables)
3 Months Ended
Mar. 31, 2018
Commitments and Contingencies Disclosure [Abstract]  
Schedule Of Commitments And Contingencies
The following table presents a summary of the Bank's commitments and contingent liabilities:  
 (in thousands)
As of March 31, 2018
Commitments to extend credit
$
5,015,077

Forward sales commitments
$
528,128

Commitments to originate residential mortgage loans held for sale
$
349,106

Standby letters of credit
$
69,944