Unaudited Quarterly Financial Data

12 Months Ended

Dec. 31, 2016

Quarterly Financial Information Disclosure [Abstract]

Our supplemental consolidated financial information for each three month period in 2016 and 2015 are as follows:



	Three months ended
(Dollars in thousands, except per share amounts)	March 31,			June 30,			September 30,			December 31,
2016:
Interest income	$	291,658		$	293,992		$	300,413		$	307,333
Interest expense	10,237			10,656			11,252			10,728
Net interest income	281,421			283,336			289,161			296,605
Provision for loan losses	33,341			36,333			18,950			7,073
Noninterest income	86,134			112,776			144,140			113,502
Noninterest expense	204,033			200,352			221,827			244,567
Income before income tax expense	130,181			159,427			192,524			158,467
Income tax expense	53,584			65,047			76,877			54,825
Net income before noncontrolling interests	76,597			94,380			115,647			103,642
Net loss (income) attributable to noncontrolling interests	2,577			(1,416		)	(4,566		)	(4,176		)
Net income available to common stockholders	$	79,174		$	92,964		$	111,081		$	99,466
Earnings per common share—basic	$	1.53		$	1.79		$	2.13		$	1.91
Earnings per common share—diluted	1.52			1.78			2.12			1.89

2015:
Interest income	$	248,816		$	253,926		$	264,791		$	279,232
Interest expense	9,891			10,155			10,131			10,163
Net interest income	238,925			243,771			254,660			269,069
Provision for loan losses	6,452			26,513			33,403			31,261
Noninterest income	123,524			126,287			108,477			114,506
Noninterest expense	190,541			194,112			184,755			208,608
Income before income tax expense	165,456			149,433			144,979			143,706
Income tax expense	63,066			54,974			57,017			53,697
Net income before noncontrolling interests	102,390			94,459			87,962			90,009
Net income attributable to noncontrolling interests	(13,874		)	(8,316		)	(6,229		)	(2,497		)
Net income available to common stockholders	$	88,516		$	86,143		$	81,733		$	87,512
Earnings per common share—basic	$	1.74		$	1.68		$	1.59		$	1.70
Earnings per common share—diluted	1.71			1.66			1.57			1.68