Note 8 - Employee Benefit Plans (Detail) - Estimated Amount that will be Recognized From Accumulated Other Comprehensive Income (Loss) into Net Periodic Benefit Cost (USD $) In Thousands, unless otherwise specified	6 Months Ended	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2013	Dec. 31, 2012	Jun. 30, 2011
Net prior service credits			$ 79
Defined Benefit Retirment Plan [Member]
Actuarial net loss	805	(66)	(300)
Net amount recognized		(66)	298	177
Post Retirment Benefit Plan [Member]
Actuarial net loss	(134)	(28)	768
Net prior service credits		647
Net amount recognized	$ 242	$ 619	$ 95	$ 704