Hanmi Financial Corporation Quarterly report pursuant to Section 13 or 15(d)

Loans and Leases - Activity for SBA Loans Held for Sale (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Financing Receivable, Reclassification From Portfolio Loans To Loans Held For Sale [Roll Forward]
Balance at beginning of period	$ 10,949	$ 12,833	$ 9,316	$ 2,874
Originations	28,049	17,689	81,716	60,248
Sales	(32,519)	(24,090)	(84,516)	(56,665)
Principal payoffs and amortization	(10)	(7)	(47)	(32)
Balance at end of period	6,469	6,425	6,469	6,425
Real estate loans [Member]
Financing Receivable, Reclassification From Portfolio Loans To Loans Held For Sale [Roll Forward]
Balance at beginning of period	8,817	9,293	7,410	840
Originations	16,326	11,272	51,090	40,120
Sales	(20,593)	(15,968)	(53,930)	(36,361)
Principal payoffs and amortization	(4)	(2)	(24)	(4)
Balance at end of period	4,546	4,595	4,546	4,595
Commercial and industrial loans [Member]
Financing Receivable, Reclassification From Portfolio Loans To Loans Held For Sale [Roll Forward]
Balance at beginning of period	2,132	3,540	1,906	2,034
Originations	11,723	6,417	30,626	20,128
Sales	(11,926)	(8,122)	(30,586)	(20,304)
Principal payoffs and amortization	(6)	(5)	(23)	(28)
Balance at end of period	$ 1,923	$ 1,830	$ 1,923	$ 1,830