Income Taxes (Change in Unrecognized Tax Benefit) (Details) - USD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Mar. 31, 2016 |
Mar. 31, 2015 |
|
| Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward] | ||
| Balance, beginning of period | $ 693 | $ 693 |
| Increases for tax positions taken during a prior period | 0 | |
| Decreases for tax positions taken during a prior period | (525) | 0 |
| Lapse of statute of limitations | 0 | |
| Balance, end of period | $ 168 | $ 693 |