Stock-based Compensation and Stockholders' Equity - Restricted Stock Awards (Details)	3 Months Ended		1 Months Ended			1 Months Ended
	Sep. 30, 2013	Sep. 30, 2013 Restricted Stock [Member]	Aug. 31, 2008 Chief Executive Officer [Member] Restricted Stock [Member]	Sep. 30, 2013 Chief Executive Officer [Member] Restricted Stock [Member]	Jun. 30, 2013 Chief Executive Officer [Member] Restricted Stock [Member]	Aug. 31, 2008 Chief Executive Officer [Member] Employee Stock Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Exercise of stock options, shares	277,159					925,000
Restricted stock awards granted, shares		0	898,205
Restricted stock awards, vesting period			5 years
Restricted stock awards vested, shares				898,205	718,564