Goodwill and Other Intangible Assets (Tables)

6 Months Ended

Jun. 30, 2013

Goodwill and Intangible Assets Disclosure [Abstract]

Accumulated amortization of intangible assets

	June 30, 2013
	Gross Carrying		Accumulated			Net Carrying
	Amount		Amortization			Amount
Core deposit intangibles	$	87,533	$	(12,416	)	$	75,117
Non-compete covenant	102		(89		)	13
Lease intangible	618		(502		)	116
Trust relationships	14,000		(827		)	13,173
	$	102,253	$	(13,834	)	$	88,419
	December 31, 2012
	Gross Carrying		Accumulated			Net Carrying
	Amount		Amortization			Amount
Core deposit intangibles	16,759		(10,546		)	6,213
Non-compete covenant	102		(76		)	26
Lease intangible	$	618	$	(484	)	$	134
	$	17,479	$	(11,106	)	$	6,373
	June 30, 2012
	Gross Carrying		Accumulated			Net Carrying
	Amount		Amortization			Amount
Core deposit intangibles	$	16,759	$	(9,689	)	$	7,070
Non-compete covenant	102		(63		)	39
Lease intangible	618		(453		)	165
	$	17,479	$	(10,205	)	$	7,274