Goodwill and Other Intangible Assets (Tables)

3 Months Ended

Mar. 31, 2013

Goodwill and Other Intangible Assets [Abstract]

Schedule of Goodwill [Table Text Block]

The following table presents a roll-forward of Sterling's goodwill:

	2013		2012
	(in thousands)
Beginning balance, January 1	$	22,577	$	0
Acquired	0		21,730
Ending balance, March 31	$	22,577	$	21,730

Schedule of Intangible Assets [Table Text Block]

The following table provides details of other intangible assets:

	Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount
March 31, 2013	(in thousands)
Core deposit intangibles	$	55,873	$	39,644	$	16,229
Other	1,800		163		1,637
December 31, 2012
Core deposit intangibles	55,420		38,029		17,391
Other	1,800		119		1,681

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]

The following table provides the projected core deposit and other intangibles amortization expense for the remainder of 2013 and the next five years:

	Amount
Remainder of 2013	$	4,853
Years ended December 31,
2014	3,406
2015	2,416
2016	1,316
2017	1,215
2018	1,126