Note 9 - Commitments and Off-Balance Sheet Risk (Tables)

9 Months Ended

Sep. 30, 2014

Disclosure Text Block Supplement [Abstract]

Summary of Contractual Amounts of Financial Instruments with Off-balance Sheet Risk [Table Text Block]

	September 30,		December 31,
	2014		2013
Commercial unused lines of credit	$	553,734,000	$	257,937,000
Unused lines of credit secured by 1 – 4 family residential properties		59,991,000		23,429,000
Credit card unused lines of credit		11,303,000		9,013,000
Other consumer unused lines of credit		9,681,000		5,695,000
Commitments to make loans		128,196,000		58,799,000
Standby letters of credit		37,482,000		19,670,000
	$	800,387,000	$	374,543,000