Net Sales and Operating Earningsof Fairborn Proppants (Detail) - USD ($) $ in Thousands |
3 Months Ended | |
---|---|---|
Jun. 30, 2017 |
Jun. 30, 2016 |
|
Business Acquisition Pro Forma Information Nonrecurring Adjustment [Line Items] | ||
Revenues | $ 366,121 | $ 297,504 |
Operating Earnings | 96,692 | $ 81,010 |
Fairborn Acquisition [Member] | ||
Business Acquisition Pro Forma Information Nonrecurring Adjustment [Line Items] | ||
Revenues | 22,155 | |
Operating Earnings | $ 5,978 |