Schedule of Dividends Declared (Detail) (USD $)
In Thousands, except Per Share data, unless otherwise specified |
3 Months Ended | 6 Months Ended | ||
---|---|---|---|---|
Sep. 30, 2014
|
Sep. 30, 2013
|
Sep. 30, 2014
|
Sep. 30, 2013
|
|
Stockholders' Equity [Abstract] | ||||
Dividends declared | $ 12,611 | $ 12,536 | $ 25,199 | $ 25,035 |
Dividend per share | $ 0.25 | $ 0.25 | $ 0.50 | $ 0.50 |