Note 8 - Deposits (Tables)

12 Months Ended

Dec. 31, 2018

Notes Tables

Summary of Deposits [Table Text Block]

	As of December 31,
	2018		2017
	(In thousands)
Demand	$	2,857,443	$	2,783,127
NOW accounts		1,365,763		1,410,519
Money market accounts		2,027,404		2,248,271
Saving accounts		738,656		857,199
Time deposits		6,713,074		5,390,777
Total	$	13,702,340	$	12,689,893

Schedule of Maturities for Time Deposits [Table Text Block]

	Expected Maturity Date at December 31,
	2019		2020		2021		2022		2023		Thereafter		Total
	(In thousands)
Time deposits	$	5,639,064	$	538,309	$	497,601	$	719	$	37,370	$	11	$	6,713,074

Summary of Interest Expense on Deposits [Table Text Block]

	Year Ended December 31,
	2018		2017		2016
	(In thousands)
Interest bearing demand	$	2,718	$	2,242	$	1,740
Money market accounts		16,202		15,062		13,308
Saving accounts		1,583		1,772		1,046
Time deposits		86,368		46,768		43,327
Total	$	106,871	$	65,844	$	59,421