| | | | 28626 units of restricted stock issued on 6/24/2014 vesting over 1 year [Member] | 28626 units of restricted stock issued on 6/24/2014 vesting over 1 year [Member] | 490,000 units of restricted stock issued on 6/24/2014 vesting over 5 Year [Member] | 490,000 units of restricted stock issued on 6/24/2014 vesting over 5 Year [Member] | 10000 units of restricted stock issued on 12/3/2013 vesting over 1 year [Member] | 10000 units of restricted stock issued on 12/3/2013 vesting over 1 year [Member] | 10000 units of restricted stock issued on 12/3/2013 vesting over 1 year [Member] | 10000 units of restricted stock issued on 12/3/2013 vesting over 1 year [Member] | 71,430 units of restricted stock issued on 6/25/2013 vesting over 1yr [Member] | 71,430 units of restricted stock issued on 6/25/2013 vesting over 1yr [Member] | 71,430 units of restricted stock issued on 6/25/2013 vesting over 1yr [Member] | 71,430 units of restricted stock issued on 6/25/2013 vesting over 1yr [Member] | 31,250 units of restricted stock issued on 6/19/2012 vesting over 1 year | 31,250 units of restricted stock issued on 6/19/2012 vesting over 1 year | 31,250 units of restricted stock issued on 6/19/2012 vesting over 1 year | 31,250 units of restricted stock issued on 6/19/2012 vesting over 1 year | 520,000 Grants of Restricted Stock, issued 6/19/2012, vesting over 5 years [Member] | 520,000 Grants of Restricted Stock, issued 6/19/2012, vesting over 5 years [Member] | 520,000 Grants of Restricted Stock, issued 6/19/2012, vesting over 5 years [Member] | 520,000 Grants of Restricted Stock, issued 6/19/2012, vesting over 5 years [Member] | Restricted Stock or Stock Units [Member] | Grants of Restricted Stock, issued 6/19/2012, vesting over 1 year [Member] | Grants of Restricted Stock, issued 6/19/2012, vesting over 1 year [Member] | Grants of Restricted Stock, issued 6/19/2012, vesting over 1 year [Member] | Grants of Restricted Stock, issued 6/19/2012, vesting over 1 year [Member] | 40,000 Grants of Restricted Stock, issued 3/21/2012, vesting immediately [Member] | 68,960 Grants of Restricted Stock, issued 6/21/2011, vesting over 1 year [Member] | 56,455 Grants of Restricted Stock, issued 6/8/2010, vesting over 1 year [Member] | 382,500 Restricted Stock Units, issued 6/16/2009, vesting over 5 years [Member] | 382,500 Restricted Stock Units, issued 6/16/2009, vesting over 5 years [Member] | 382,500 Restricted Stock Units, issued 6/16/2009, vesting over 5 years [Member] | 382,500 Restricted Stock Units, issued 6/16/2009, vesting over 5 years [Member] | 262,500 Restricted Stock Units, issued 6/19/2007, vesting over 5 years [Member] | Restricted Stock or Stock Units [Member] | Restricted Stock or Stock Units [Member] |