Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands |
3 Months Ended | 9 Months Ended | |||||
---|---|---|---|---|---|---|---|
Dec. 31, 2017 |
Dec. 31, 2016 |
Dec. 31, 2017 |
Dec. 31, 2016 |
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Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items] | |||||||
Earnings for basic computations | [1] | $ 69,148 | $ 54,978 | $ 218,300 | $ 184,245 | ||
Earnings for diluted computations | [1] | $ 69,152 | $ 54,983 | $ 218,316 | $ 184,264 | ||
Dilutive stock options and restricted stock | 1,628,250 | 1,927,866 | 1,866,357 | 2,170,807 | |||
Earnings per common share, Basic | $ 0.48 | $ 0.37 | $ 1.49 | $ 1.25 | |||
Earnings per common share, Diluted | $ 0.47 | $ 0.37 | $ 1.47 | $ 1.23 | |||
Unvested shares, cash dividends paid | $ 75,748 | $ 67,311 | |||||
Restricted stock | |||||||
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items] | |||||||
Unvested shares participating in the payment of the Company's dividends declared | 1,300,000 | 1,700,000 | 1,300,000 | 1,700,000 | |||
Unvested shares, cash dividends paid | $ 200 | $ 200 | $ 600 | $ 700 | |||
Undistributed earnings allocated to participating securities, basic | 400 | 400 | 1,300 | 1,300 | |||
Undistributed earnings allocated to participating securities, diluted | $ 400 | $ 400 | $ 1,300 | $ 1,300 | |||
Stock options | |||||||
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items] | |||||||
Antidilutive options excluded from the computation of EPS | 400,000 | 40,000 | 300,000 | 40,000 | |||
Common stock, Class A | |||||||
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items] | |||||||
Weighted-average common shares outstanding for basic computations | 144,942,367 | 148,679,393 | 146,580,891 | 147,973,044 | |||
Weighted-average common shares outstanding for diluted computations | 146,570,617 | 150,607,259 | 148,447,248 | 150,143,851 | |||
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