Core Deposits and Other Intangibles (Tables)

3 Months Ended

Dec. 31, 2016

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of finite-lived intangible assets

The methods and lives used to amortize intangible assets are as follows:

Intangible	Method	Years
Core deposit	Straight-line or effective yield	5 - 10
Brand intangible	Straight-line	15
Customer relationships	Straight-line	8.5
Other intangibles	Straight-line	1.25 - 9.33

A summary of intangible assets subject to amortization is as follows:

	Core Deposit Intangible			Brand Intangible			Customer Relationships Intangible			Other Intangible			Total
As of December 31, 2016	(dollars in thousands)
Gross carrying amount	$	67,018		$	8,464		$	16,089		$	538		$	92,109
Accumulated amortization	(60,229		)	(4,841		)	(16,089		)	(57		)	(81,216		)
Net intangible assets	$	6,789		$	3,623		$	—		$	481		$	10,893
As of September 30, 2016
Gross carrying amount	$	67,018		$	8,464		$	16,089		$	538		$	92,109
Accumulated amortization	(59,842		)	(4,700		)	(15,800		)	(35		)	(80,377		)
Net intangible assets	$	7,176		$	3,764		$	289		$	503		$	11,732

Schedule of estimated amortization expense of intangible assets

Estimated amortization expense of intangible assets in subsequent fiscal years is as follows:

	(dollars in thousands)
Remaining in 2017	$	1,502
2018	1,614
2019	1,489
2020	1,363
2021	1,267
2022 and thereafter	3,658
Total	$	10,893