BUSINESS COMBINATIONS BUSINESS COMBINATIONS (Tables)

12 Months Ended

Dec. 31, 2016

Business Acquisition [Line Items]

Schedule of Acquisition Related Costs

The following tables present the key components of acquisition-related costs in connection with the purchase of six Oregon branches in 2014 (the Branch purchase), the acquisition of Siuslaw and the acquisition of Starbuck, including AmericanWest, for the years ended December 31, 2016, 2015 and 2014 (in thousands):

	Years Ended December 31
	2016		2015		2014
Acquisition-related costs recognized in non-interest expense:
Personnel severance/retention fees	$	1,384	$	6,577	$	—
Non-capitalized equipment and repairs	2,590		1,031		105
Client communications	1,158		527		327
Information/computer data services	2,490		2,875		334
Payment and processing expenses	197		28		185
Professional services	2,230		11,169		2,953
Miscellaneous	1,684		3,903		421
	$	11,733	$	26,110	$	4,325
The Branch purchase	$	—	$	—	$	1,784
Siuslaw	95		2,000		748
Starbuck	11,638		24,110		1,793
	$	11,733	$	26,110	$	4,325

Siuslaw Financial Group, Inc [Member]

Business Acquisition [Line Items]

Schedule of Components of Business Acquisition

The following table presents a summary of the consideration paid and the estimated fair values as of the acquisition date for each major class of assets acquired and liabilities assumed (in thousands):

	Siuslaw
	March 6, 2015
Consideration to Siuslaw shareholders:
Cash paid			$	5,806
Fair value of common shares issued			58,100
Total consideration			63,906
Fair value of assets acquired:
Cash and cash equivalents	$	84,405
Securities—available-for-sale	12,865
Loans receivable (contractual amount of $252.2 million)	247,098
REO, held for sale	2,525
Property and equipment	8,127
CDI	3,895
Other assets	10,848
Total assets acquired	369,763
Fair value of liabilities assumed:
Deposits	316,406
Junior subordinated debentures	5,959
Other liabilities	5,183
Total liabilities assumed	327,548
Net assets acquired			$	42,215
Goodwill			21,691

Certain Loans Acquired in Transfer Not Accounted for as Debt Securities Acquired During Period

The following table presents the acquired PCI loans as of the acquisition date (in thousands):

	Siuslaw
	March 6, 2015
Acquired PCI loans:
Contractually required principal and interest payments	$	11,134
Nonaccretable difference	(3,238		)
Cash flows expected to be collected	7,896
Accretable yield	(2,239		)
Fair value of PCI loans	$	5,657

Business Acquisition, Pro Forma Information

As a result, actual amounts would have differed from the unaudited pro forma information presented (in thousands except per share amounts):

	Pro Forma
	Year Ended December 31
	2015
Total revenues (net interest income plus non-interest income)	$	308,153
Net income	$	44,484
Earnings per share - basic	$	1.85
Earnings per share - diluted	$	1.85

Starbuck Bancshares, Inc [Member]

Business Acquisition [Line Items]

Schedule of Components of Business Acquisition

The following table presents a summary of the consideration paid and the estimated fair values as of the acquisition date for each major class of assets acquired and liabilities assumed (in thousands):

	Starbuck
	October 1, 2015
Consideration to Starbuck equityholders:
Cash paid			$	130,000
Fair value of common shares issued			630,674
Total consideration			760,674
Fair value of assets acquired:
Cash and cash equivalents	$	95,821
Securities	1,037,238
Loans receivable (contractual amount of $3.04 billion)	2,999,130
REO, held for sale	6,105
Property and equipment	66,728
CDI	33,500
Deferred tax asset	108,454
Other assets	113,009
Total assets acquired	4,459,985
Fair value of liabilities assumed:
Deposits	3,638,596
FHLB advances	221,442
Junior subordinated debentures	5,806
Other liabilities	56,359
Total liabilities assumed	3,922,203
Net assets acquired			537,782
Goodwill			$	222,892

Certain Loans Acquired in Transfer Not Accounted for as Debt Securities Acquired During Period

The following table presents the acquired PCI loans as of the acquisition date (in thousands):

	Starbuck
	October 1, 2015
Acquired PCI loans:
Contractually required principal and interest payments	$	98,746
Nonaccretable difference	(26,162		)
Cash flows expected to be collected	72,584
Accretable yield	(11,071		)
Fair value of PCI loans	$	61,513

Business Acquisition, Pro Forma Information

As a result, actual amounts would have differed from the unaudited pro forma information presented (in thousands except per share amounts):

	Pro Forma
	Year Ended December 31
	2015
Total revenues (net interest income plus non-interest income)	$	455,427
Net income	$	86,255
Earnings per share - basic	$	2.56
Earnings per share - diluted	$	2.55