|
Amounts Recognized in Consolidated Balance Sheets (Detail) (USD $)
In Thousands, unless otherwise specified |
Mar. 31, 2013
|
Mar. 31, 2012
|
|---|---|---|
| Defined Benefit Plan Disclosure [Line Items] | ||
| Defined benefit plan amounts recognized in balance sheet | $ (35,985) | $ (31,801) |
|
Other assets
|
||
| Defined Benefit Plan Disclosure [Line Items] | ||
| Defined benefit plan amounts recognized in balance sheet | 260 | |
|
Accrued expenses
|
||
| Defined Benefit Plan Disclosure [Line Items] | ||
| Defined benefit plan amounts recognized in balance sheet | (1,431) | (1,309) |
|
Other liabilities
|
||
| Defined Benefit Plan Disclosure [Line Items] | ||
| Defined benefit plan amounts recognized in balance sheet | $ (34,554) | $ (30,752) |