PARENT COMPANY FINANCIAL STATEMENTS (Condensed Statements Of Cash Flows For The Parent Company) (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Cash flows from operating activities
Net income	$ 19,765	$ 18,145	$ 16,489
Adjustments to reconcile net income to net cash from operating activities
Net cash from operating activities	44,451	23,660	35,199
Cash flows from investing activities
Net cash from investing activities	(114,640)	(87,279)	(104,254)
Cash flows from financing activities
Advances on notes payable	2,000	0	0
Redemption of warrant	(2,151)	0
Redemption of preferred stock	0	0	(17,000)
Payments on notes payable	5,138	24	22
Dividends paid on preferred stock	0	0	(869)
Exercise of stock options	3,552	841	15
Net cash from financing activities	(3,022)	79,488	32,355
Net change in cash	(73,211)	15,867	(36,700)
Cash and cash equivalents at beginning of year	151,832	135,964	172,664
Cash and cash equivalents at end of year	78,621	151,832	135,964
Parent Company [Member]
Cash flows from operating activities
Net income	19,765	18,145	16,489
Adjustments to reconcile net income to net cash from operating activities
(Equity in undistributed income)/dividends in excess of earnings	(17,223)	(13,157)	2,465
Other changes	337	113	120
Net cash from operating activities	2,879	5,101	19,074
Cash flows from investing activities
Net cash from investing activities	0	0	0
Cash flows from financing activities
Advances on notes payable	2,000	0	0
Redemption of warrant	(2,151)	0	0
Redemption of preferred stock	0	0	(17,000)
Payments on notes payable	(111)
Dividends paid on common stock	(5,098)	(4,624)	(4,162)
Dividends paid on preferred stock	0	0	(869)
Exercise of stock options	3,552	841	15
Net cash from financing activities	(1,808)	(5,051)	(22,016)
Net change in cash	1,071	1,320	(2,942)
Cash and cash equivalents at beginning of year	1,541	221	3,163
Cash and cash equivalents at end of year	$ 2,612	$ 1,541	$ 221