Note 13 - Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2016

Notes Tables

Schedule of Fair Value, Off-balance Sheet Risks [Table Text Block]

	As of December 31,
	2016		2015
	(In thousands)
Commitments to extend credit	$	2,062,241	$	1,971,848
Standby letters of credit		75,396		49,081
Commercial letters of credit		37,283		38,131
Bill of lading guarantees		75		454
Total	$	2,174,995	$	2,059,514

Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block]

Year Ending December 31,	Commitments
	(In thousands)
2017	$	8,562
2018		7,047
2019		5,192
2020		3,488
2021		3,102
Thereafter		7,778
Total minimum lease payments	$	35,169

Schedule of Future Rental Payments to Be Received for Operating Leases [Table Text Block]

	(In thousands)
2017	$	260
2018		153
2019		73
2020		15
Thereafter		-
Total minimum lease payments to be received	$	501