XML 101 R69.htm IDEA: XBRL DOCUMENT v2.4.0.6
Employee Benefit Plans (Narrative) (Details) (USD $)
12 Months Ended
Jun. 30, 2012
Mar. 31, 2011
Supplemental Executive Retirement Plan [Member]
Employer matching contribution, percent of participant's contribution 50.00%  
Employer contribution per participant $ 800  
Defined benefit plan, employer contributions, vesting period (in years) 5 years  
Deferred compensation plan, employer contributions, vesting period (in years) 5 years  
Employer contributions   $ 2,400,000