v2.3.0.11
Equity Incentive Plans (Summary Outstanding And Exercisable Stock Options) (Details) (USD $)
Jun. 30, 2011
Outstanding Shares 7,285,646
Weighted Average Remaining Contractual Life (Yrs), Outstanding 6.0
Weighted Average Exercise Price, Outstanding $ 12.68
Exercisable Shares 4,420,600
Weighted Average Remaining Contractual Life (Yrs), Exercisable 4.9
Weighted Average Exercise Price $ 10.06
$0.75 - $5.00 [Member]
 
Outstanding Shares 1,600,290
Weighted Average Remaining Contractual Life (Yrs), Outstanding 2.6
Weighted Average Exercise Price, Outstanding $ 3.75
Exercisable Shares 1,600,290
Weighted Average Remaining Contractual Life (Yrs), Exercisable 2.6
Weighted Average Exercise Price $ 3.75
$5.01 - $10.00 [Member]
 
Outstanding Shares 618,820
Weighted Average Remaining Contractual Life (Yrs), Outstanding 4.5
Weighted Average Exercise Price, Outstanding $ 9.31
Exercisable Shares 618,820
Weighted Average Remaining Contractual Life (Yrs), Exercisable 4.5
Weighted Average Exercise Price $ 9.31
$10.01 - $15.00 [Member]
 
Outstanding Shares 2,254,118
Weighted Average Remaining Contractual Life (Yrs), Outstanding 6.8
Weighted Average Exercise Price, Outstanding $ 11.33
Exercisable Shares 1,190,198
Weighted Average Remaining Contractual Life (Yrs), Exercisable 6.4
Weighted Average Exercise Price $ 11.04
$15.01 - $20.00 [Member]
 
Outstanding Shares 2,786,918
Weighted Average Remaining Contractual Life (Yrs), Outstanding 7.7
Weighted Average Exercise Price, Outstanding $ 19.56
Exercisable Shares 996,392
Weighted Average Remaining Contractual Life (Yrs), Exercisable 7.1
Weighted Average Exercise Price $ 19.33
$20.01 + [Member]
 
Outstanding Shares 25,500
Weighted Average Remaining Contractual Life (Yrs), Outstanding 6.9
Weighted Average Exercise Price, Outstanding $ 21.43
Exercisable Shares 14,900
Weighted Average Remaining Contractual Life (Yrs), Exercisable 6.9
Weighted Average Exercise Price $ 21.47