|
Long Term Debt (Detail) (USD $)
In Thousands, unless otherwise specified |
Mar. 31, 2013
|
Mar. 31, 2012
|
|---|---|---|
| Debt Instrument [Line Items] | ||
| Long-term debt | $ 155,273 | $ 239,129 |
| Less current portion | 2,540 | |
| Total long-term debt | 155,273 | 236,589 |
|
Senior Unsecured 3.375% Convertible Notes Due 2038
|
||
| Debt Instrument [Line Items] | ||
| Long-term debt | 155,273 | 148,272 |
|
2011 Credit Facility Due 2016
|
||
| Debt Instrument [Line Items] | ||
| Long-term debt | 79,400 | |
|
China Term Loan due 2017
|
||
| Debt Instrument [Line Items] | ||
| Long-term debt | 6,034 | |
|
India Term Loan due 2017
|
||
| Debt Instrument [Line Items] | ||
| Long-term debt | 5,383 | |
|
Other
|
||
| Debt Instrument [Line Items] | ||
| Long-term debt | $ 40 |