BUSINESS COMBINATIONS (Details 5) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Schedule Of Covered Loans Acquired Accretable Discounts [Line Items]
Accretion	$ (10,590)	$ (9,745)	$ 0
Non Covered Loan [Member]
Schedule Of Covered Loans Acquired Accretable Discounts [Line Items]
Balance, beginning of year	674,239	448,753
Additions due to acquisitions	195,818	279,441
Transfer from covered loans due to loss share expiration	50,568	15,475
Balance, ending of year	771,554	674,239	448,753
Discount Accretion [Member] | Non Covered Loan [Member]
Schedule Of Covered Loans Acquired Accretable Discounts [Line Items]
Balance, beginning of year	25,716	26,189
Additions due to acquisitions	5,788	7,799
Accretion	(10,590)	(9,745)
Transfer from covered loans due to loss share expiration	1,665	0
Accretable discounts removed due to charge-offs	(1,768)	0
Transfers between non-accretable and accretable discounts, net	3,974	1,473
Balance, ending of year	$ 24,785	$ 25,716	$ 26,189