Note 12 Stock Options Outstanding Rollforward (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2011	Oct. 01, 2011
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]
Outstanding	11,242	11,606	10,922
Granted	753	116	892
Exercised, cancelled, forfeited, expired	(258)	(480)	(208)
Outstanding	11,737	11,242	11,606	10,922
Vested and Expected to Vest, June 30, 2012	10,857
Exercisable, June 30, 2012	7,626
Weighted Average Exercise Price [Abstract]
Outstanding	$ 13.64	$ 13.46	$ 13.85
Granted	$ 10.58	$ 10.99	$ 8.64
Exercised, cancelled, forfeited, expired	$ 17.96	$ 8.76	$ 12.88
Outstanding	$ 13.35	$ 13.64	$ 13.46	$ 13.85
Vested and expected to vest, June 30, 2012	$ 13.67
Exercisable, June 30, 2012	$ 15.50
Weighted Average Remaining Contractual Term (Years) [Abstract]
Outstanding	6 years 7 months 28 days	6 years 7 months 21 days	6 years 10 months 28 days	6 years 10 months 21 days
Exercisable, June 30, 2012	5 years 7 months 10 days
Vested and Expected to Vest, June 30, 2012	6 years 6 months 0 days
Aggregate Intrinsic Value of In the Money Options [Abstract]
Outstanding	$ 10,265	$ 31,022	$ 16,839	$ 14,195
Vested and Expected to Vest, June 30, 2012	9,673
Exercisable, June 30, 2012	$ 7,501