Note 8 - Goodwill (Detail) - The following table details changes in recorded goodwill (in thousands): (USD $) In Thousands, unless otherwise specified	3 Months Ended	12 Months Ended
Dec. 31, 2011	Dec. 31, 2012	Dec. 31, 2011
Balance		$ 54,050	$ 114,745
Additional goodwill related to acquisitions		360	6,305
Goodwill adjustments	67,000	410	67,000
Goodwill impairment in 2011			(67,000)
Balance	$ 54,050	$ 54,820	$ 54,050

$ 54,050

$ 114,745

67,000

410

67,000

$ 54,050

$ 54,820

$ 54,050