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v3.20.1

Quarterly Financial Information (Unaudited) (Details) - USD ($) $ / shares in Units, $ in Thousands | 1 Months Ended | 3 Months Ended | 12 Months Ended
--- | --- | --- | ---
Mar. 31, 2017 | Mar. 31, 2020 | Dec. 31, 2019 | Sep. 30, 2019 | Jun. 30, 2019 | Mar. 31, 2019 | Dec. 31, 2018 | Sep. 30, 2018 | Jun. 30, 2018 | Mar. 31, 2020 | Mar. 31, 2019 | Mar. 31, 2018
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Total revenues |  | $ 76,932 | $ 68,138 | $ 64,292 | $ 64,686 | $ 66,988 | $ 65,996 | $ 55,833 | $ 63,362 | $ 274,048 | $ 252,179 | $ 244,033
Total expenses |  | 43,313 | 39,246 | 37,367 | 37,693 | 38,060 | 37,759 | 34,466 | 37,670 | 157,619 | 147,955 | 121,080
Net income |  | 38,613 | 28,437 | 32,273 | 27,453 | 20,407 | 22,915 | 32,572 | 23,103 | 126,776 | 98,997 | 106,297
Net income attributable to HLI |  | $ 20,648 | $ 13,497 | $ 15,299 | $ 11,381 | $ 8,048 | $ 5,458 | $ 11,222 | $ 8,845 | $ 60,825 | $ 33,573 | $ 17,341
Common Class A |  |  |  |  |  |  |  |  |  |  |  |
Earnings per share of Class A common stock: |  |  |  |  |  |  |  |  |  |  |  |
Basic (in dollars per share) | $ 0.94 | $ 0.71 | $ 0.46 | $ 0.56 | $ 0.43 | $ 0.32 | $ 0.22 | $ 0.49 | $ 0.40 | $ 2.17 | $ 1.41 | $ 0.94
Diluted (in dollars per share) | $ 0.93 | $ 0.70 | $ 0.46 | $ 0.56 | $ 0.42 | $ 0.31 | $ 0.22 | $ 0.49 | $ 0.39 | $ 2.15 | $ 1.40 | $ 0.93

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