BUSINESS COMBINATIONS (Details 4) - USD ($) $ in Thousands	6 Months Ended		12 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Dec. 31, 2015
Balance, beginning of year	$ 9,063	$ 15,578	$ 15,578
Accretion	2,247	6,251	9,658
Transfers to purchased non-covered other real estate owned	(2,663)	(2,039)
Transfer from covered loans due to loss-share expiration	0	84	1,665
Balance, ending of year	6,363	12,060	9,063
Non Covered Loan [Member]
Balance, beginning of year	771,554	674,239	674,239
Charge-offs, net of recoveries	(461)	(470)	(991)
Additions due to acquisitions	401,085	195,818	195,818
Accretion	6,597	5,388	10,590
Transfers to purchased non-covered other real estate owned	(2,663)	(2,039)	(4,473)
Transfer from covered loans due to loss-share expiration	0	15,462	50,568
Payments received	(103,985)	(80,085)	(154,666)
Other	90	0	469
Balance, ending of year	$ 1,072,217	$ 808,313	$ 771,554