CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Parenthetical) - USD ($) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Mar. 31, 2019 |
Mar. 31, 2018 |
Mar. 31, 2017 |
|
| Statement of Comprehensive Income [Abstract] | |||
| Foreign currency translation adjustments, net of zero tax | $ 0 | $ 0 | $ 0 |
| Unrealized gain (loss) on derivative instruments and other, net of zero tax | $ 0 | $ 0 | $ 0 |