Note 11 Employee Equity Incentive Plans (Option Outstanding) (Details) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended
	Jun. 30, 2012		Mar. 31, 2012
Options Exercised Intrinsic Value [Abstract]
Aggregate Intrinsic Value, Exercised	$ 70	[1]
Share-based Compensation Arrangement by Share-based Payment Award Options Outstanding Weighted Average Exercise Price Per Share [Abstract]
Options Outstanding	$ 9.76		$ 9.75
Options Granted	$ 10.36
Options Exercised	$ 6.49
Options Expired	$ 12.85
Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract]
Number of Shares, Exercisable	3,992,010		3,833,879
Weighted Average Exercise Price Per Share, Exercisable	$ 9.49		$ 9.42
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]
Balance at March 31, 2012	5,472,004
Options Granted	90,000
Options Exercised	(11,219)
Options Expired	(12,900)
Balance at June 30, 2012	5,537,885

[1] Represents the difference between the exercise price and the value of our common stock at the time of exercise.