INVESTMENTS IN QUALIFIED AFFORDABLE HOUSING PARTNERSHIPS, TAX CREDIT AND OTHER INVESTMENTS, NET (Tables)

6 Months Ended

Jun. 30, 2015

INVESTMENTS IN QUALIFIED AFFORDABLE HOUSING PARTNERSHIPS, TAX CREDIT AND OTHER INVESTMENTS, NET

Summary of the impact of new accounting guidance

	December 31, 2014
($ in thousands)	As Previously Reported		As Revised
Consolidated Balance Sheet:
Investments in qualified affordable housing partnerships, net	$	178,652	$	178,962
Other assets - Deferred tax assets	$	384,367	$	389,601
Retained earnings	$	1,598,598	$	1,604,141

	Three Months Ended June 30, 2014				Six Months Ended June 30, 2014
($ in thousands, except per share data)	As Previously Reported		As Revised		As Previously Reported		As Revised
Consolidated Statements of Income:
Noninterest expense — Amortization of tax credit and other investments	$	12,851	$	5,490	$	18,815	$	6,982
Income before income taxes	$	115,606	$	122,966	$	227,296	$	239,129
Income tax expense	$	31,618	$	38,661	$	66,567	$	80,653
Net income	$	83,988	$	84,305	$	160,729	$	158,476
Earnings Per Share
Basic	$	0.59	$	0.59	$	1.13	$	1.11
Diluted	$	0.58	$	0.59	$	1.12	$	1.11

Schedule of investments in qualified affordable housing partnerships and related unfunded commitments

($ in thousands)	June 30, 2015		December 31, 2014
Investments in qualified affordable housing partnerships, net	$	176,566	$	178,962
Accrued expenses and other liabilities — Unfunded commitments	$	45,567	$	43,311

Schedule of other information related to investments in qualified affordable housing partnerships

	Three Months Ended June 30,				Six Months Ended June 30,
($ in thousands)	2015		2014		2015		2014
Tax credits and other tax benefits recognized	$	8,605	$	7,649	$	17,380	$	15,441
Amortization expense included in income tax expense	$	6,152	$	5,357	$	12,396	$	10,714