|
Stock Based Compensation - Additional Information (Detail) (USD $)
In Millions, except Per Share data, unless otherwise specified |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
|
Apr. 06, 2013
|
Mar. 31, 2012
|
Apr. 06, 2013
|
Mar. 31, 2012
|
|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | ||||
| Unrecognized compensation cost, nonvested stock options | $ 2.8 | $ 2.8 | ||
| Unrecognized compensation cost, nonvested stock awards/units | $ 1.7 | $ 1.7 | ||
| Expected to be recognized over a weighted average period | 2 years 6 months | 2 years 6 months | ||
| Weighted average fair value of stock options | $ 1.22 | $ 3.02 | $ 1.32 | $ 2.78 |