Fair Value Measurements (Tables)

9 Months Ended

Sep. 30, 2016

Financial Asset and Liabilities Measured at Fair Value on Recurring Basis

The Company has segregated all financial assets and liabilities that are measured at fair value on a recurring basis into the most appropriate level within the fair value hierarchy based on the inputs used to estimate the fair value at the measurement date in the tables below. See Note 1, Summary of Significant Accounting Policies, in the 2015 Annual Report on Form 10-K for the year ended December 31, 2015, for a description of how fair value measurements are determined.



	September 30, 2016
(Dollars in thousands)	Level 1		Level 2		Level 3		Total
Assets
Securities available for sale	$	—	$	2,885,413	$	—	$	2,885,413
Mortgage loans held for sale	—		210,866		—		210,866
Derivative instruments	—		55,804		—		55,804
Total	$	—	$	3,152,083	$	—	$	3,152,083
Liabilities
Derivative instruments	$	—	$	58,939	$	—	$	58,939
Total	$	—	$	58,939	$	—	$	58,939



	December 31, 2015
(Dollars in thousands)	Level 1		Level 2		Level 3		Total
Assets
Securities available for sale	$	—	$	2,800,286	$	—	$	2,800,286
Mortgage loans held for sale	—		166,247		—		166,247
Derivative instruments	—		30,486		—		30,486
Total	$	—	$	2,997,019	$	—	$	2,997,019
Liabilities
Derivative instruments	$	—	$	24,939	$	—	$	24,939
Total	$	—	$	24,939	$	—	$	24,939

Financial Asset and Liabilities Measured at Fair Value on Nonrecurring Basis

The Company has segregated all assets and liabilities that are measured at fair value on a non-recurring basis into the most appropriate level within the fair value hierarchy based on the inputs used to determine the fair value at the measurement date in the tables below.



	September 30, 2016
(Dollars in thousands)	Level 1		Level 2		Level 3		Total
Assets
Loans	$	—	$	—	$	85,463	$	85,463
OREO, net	—		—		405		405
Total	$	—	$	—	$	85,868	$	85,868



	December 31, 2015
(Dollars in thousands)	Level 1		Level 2		Level 3		Total
Assets
Loans	$	—	$	—	$	31,669	$	31,669
OREO, net	—		—		1,662		1,662
Total	$	—	$	—	$	33,331	$	33,331

Summary of Difference Between the Aggregate Fair Value and the Aggregate Unpaid Principal Balance for Mortgage Loans Held for Sale

The following table summarizes the difference between the aggregate fair value and the aggregate unpaid principal balance for mortgage loans held for sale measured at fair value:



	September 30, 2016						December 31, 2015
(Dollars in thousands)	Aggregate Fair Value		Aggregate Unpaid Principal		Aggregate Fair Value Less Unpaid Principal		Aggregate Fair Value		Aggregate Unpaid Principal		Aggregate Fair Value Less Unpaid Principal
Mortgage loans held for sale, at fair value	$	210,866	$	203,293	$	7,573	$	166,247	$	161,083	$	5,164