Note 14 - Fair Value Measurements (Tables)

3 Months Ended

Mar. 31, 2016

Fair Value Disclosures [Abstract]

Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]

			Fair value measurements at reporting date using
	March 31, 2016		Quoted prices in active markets for identical assets (Level 1)	Significant other observable inputs (Level 2)		Significant unobservable inputs (Level 3)
Current assets:
Other current assets (1)	$	336		$	336
Non-current assets:
Other assets (1)(2)	$	540		$	288	$	252
Current liabilities:
Other accrued liabilities (1)	$	112		$	112
Non-current liabilities:
Other liabilities (1)(3)	$	620		$	612	$	8

			Fair value measurements at reporting date using
	December 31, 2015		Quoted prices in active markets for identical assets (Level 1)		Significant other observable inputs (Level 2)		Significant unobservable inputs (Level 3)
Current assets:
Short-term investments	$	100	$	100
Other current assets (1)	$	522			$	522
Non-current assets:
Other assets (1)(2)	$	752			$	506	$	246
Current liabilities:
Other accrued liabilities (1)	$	55			$	55
Non-current liabilities:
Other liabilities (1)(3)	$	98			$	88	$	10

(3) Other liabilities include Level 3 contingent consideration payables which are measured by applying an option pricing model using projected future revenues.