Note 4 - Goodwill (Tables)

3 Months Ended

Mar. 31, 2014

Disclosure Text Block Supplement [Abstract]

Schedule of Goodwill [Table Text Block]

	Goodwill
Balance as of December, 31, 2012, gross	$	331,313
Accumulated impairment loss		(299,266	)
Balance as of December 31, 2012, net		32,047
Additions through acquisitions		17,464
Balance as of December 31, 2013, net		49,511
Additions through acquisitions		7,276
Balance as of March 31, 2014, net	$	56,787