Condensed Parent Company Information (Tables)

12 Months Ended

Dec. 31, 2016

Condensed Parent Company Information [Abstract]

Condensed Balance Sheets

	December 31,
(in thousands)	2016		2015
Assets:
Cash	$	316,457	$	36,364
Securities available for sale		69,210		83,835
Investment in bank subsidiaries		2,547,224		2,534,299
Investment in non-bank subsidiaries		11,204		3,051
Due from subsidiaries and other assets		27,941		31,168
	$	2,972,036	$	2,688,717
Liabilities and Stockholders' Equity:
Long term debt	$	251,573	$	275,000
Other liabilities		695		574
Stockholders' equity		2,719,768		2,413,143
	$	2,972,036	$	2,688,717

Condensed Statements of Income

	Years Ended December 31,
(in thousands)	2016		2015		2014
Operating Income
From subsidiaries
Cash dividends received from bank subsidiaries	$	120,000	$	31,000	$	124,000
Equity in earnings of subsidiaries greater than
dividends received		39,293		111,424		58,358
Total operating income		159,293		142,424		182,358
Other expense, net		(16,614)		(17,297)		(10,035)
Income tax benefit		(6,617)		(6,334)		(3,399)
Net income	$	149,296	$	131,461	$	175,722
Other comprehensive loss, net of tax		(39,937)		(30,521)		(14,695)
Comprehensive income	$	109,359	$	100,940	$	161,027

Condensed Statements of Cash Flows

	Years Ended December 31,
(in thousands)	2016		2015		2014
Cash flows from operating activities - principally
dividends received from subsidiaries	$	119,350	$	30,527	$	126,491
Net cash provided by operating activities		119,350		30,527		126,491
Cash flows from investing activities
Contribution of capital to subsidiary		(21,000)		(90)		—
Proceeds from principal paydowns of securities available for sale		13,827		12,863		12,664
Other, net		—		1,629		—
Net cash (used in) provided by investing activities		(7,173)		14,402		12,664
Cash flows from financing activities:
Proceeds from issuance of long term debt		—		269,004		—
Repayment of long term debt		(17,900)		(149,600)		(35,200)
Dividends paid to stockholders		(77,012)		(77,474)		(80,392)
Repurchase of common stock		—		(95,613)		(47,618)
Proceeds from issuance of common stock		262,961		347		2,488
Other, net		(133)		—		—
Net cash provided by (used in) financing activities		167,916		(53,336)		(160,722)
Net increase (decrease) in cash		280,093		(8,407)		(21,567)
Cash, beginning of year		36,364		44,771		66,338
Cash, end of year	$	316,457	$	36,364	$	44,771