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Financial Instruments with Off-Balance-Sheet Risk (Tables)

12 Months Ended

Dec. 31, 2017

Commitments and Contingencies Disclosure [Abstract]

Schedule of Financial Instruments Outstanding Contract Amounts Represent Credit Risk

The following financial instruments were outstanding whose contract amounts represent credit risk:

	December 31,
	2017				2016
(amounts in thousands)
Commitments to fund loans	$	333,874			$	244,784
Unfunded commitments to fund mortgage warehouse loans	1,567,139				1,230,596
Unfunded commitments under lines of credit	485,345				480,446
Letters of credit	39,890				40,223
Other unused commitments	6,679				5,310

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Tabular disclosure of information about obligations resulting from other commitments.

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