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v3.20.1

Financial Information Related to Operations by Segment (Detail) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2020 USD ($) | Dec. 31, 2019 USD ($) | Sep. 30, 2019 USD ($) | Jun. 30, 2019 USD ($) | Mar. 31, 2019 USD ($) | Dec. 31, 2018 USD ($) | Sep. 30, 2018 USD ($) | Jun. 30, 2018 USD ($) | Mar. 31, 2020 USD ($) kT | Mar. 31, 2019 USD ($) kT | Mar. 31, 2018 USD ($) kT
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenue | $ 315,442 | $ 350,249 | $ 414,526 | $ 370,597 | $ 284,701 | $ 333,285 | $ 381,499 | $ 393,756 | $ 1,450,814 | $ 1,393,241 | $ 1,386,520
Less: Joint Venture Revenue |  |  |  |  |  |  |  |  | (113,536) | (104,493) | (105,884)
Operating Earnings |  |  |  |  |  |  |  |  | 373,847 | 365,133 | 382,175
Corporate General and Administrative Expense |  |  |  |  |  |  |  |  | (65,410) | (37,371) | (41,205)
Impairment Losses |  |  |  |  |  |  |  |  | (224,267) | (220,265) |
Litigation Settlements and Losses |  |  |  |  |  |  |  |  |  | (1,800) | (45,098)
Other Non-Operating Income (Loss) |  |  |  |  |  |  |  |  | (25) | 2,412 | 3,728
Earnings Before Interest and Income Taxes |  |  |  |  |  |  |  |  | 84,145 | 108,109 | 299,600
Interest Expense, Net |  |  |  |  |  |  |  |  | (38,421) | (28,374) | (27,638)
Earnings Before Income Taxes | 45,218 | (148,565) | $ 94,210 | $ 54,861 | (171,597) | $ 74,518 | $ 91,793 | $ 85,021 | 45,724 | 79,735 | 271,962
Capital Expenditures |  |  |  |  |  |  |  |  | 132,119 | 168,873 | 131,957
Depreciation, Depletion and Amortization |  |  |  |  |  |  |  |  | 113,518 | 122,535 | 114,015
Identifiable Assets | 2,961,020 |  |  |  | 2,169,163 |  |  |  | 2,961,020 | 2,169,163 | 2,368,003
Operating Segments [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  | 1,649,666 | 1,580,287 | 1,580,528
Operating Earnings |  |  |  |  |  |  |  |  | 181,330 | 164,782 | 179,151
Operating Segments [Member] | Wholly-Owned [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Operating Earnings |  |  |  |  |  |  |  |  | 138,745 | 126,217 | 135,732
Operating Segments [Member] | Joint Venture [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Operating Earnings |  |  |  |  |  |  |  |  | 42,585 | 38,565 | 43,419
Intersegment Eliminations [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  | (85,316) | (82,553) | (88,124)
Revenue |  |  |  |  |  |  |  |  | (85,316) | (82,553) | (88,124)
Other, net [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Capital Expenditures |  |  |  |  |  |  |  |  |  | 6,107 | 461
Identifiable Assets | 271,145 |  |  |  | 37,434 |  |  |  | 271,145 | 37,434 | 60,962
Cement [Member] | Operating Segments [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  | $ 752,002 | $ 656,759 | $ 651,750
Cement Sales Volume | kT |  |  |  |  |  |  |  |  | 5,931 | 5,340 | 5,365
Operating Earnings |  |  |  |  |  |  |  |  | $ 181,330 | $ 164,782 | $ 179,151
Capital Expenditures |  |  |  |  |  |  |  |  | 44,776 | 76,504 | 45,088
Depreciation, Depletion and Amortization |  |  |  |  |  |  |  |  | 59,081 | 52,802 | 50,891
Identifiable Assets | 1,980,306 |  |  |  | 1,289,468 |  |  |  | $ 1,980,306 | $ 1,289,468 | $ 1,247,504
Cement [Member] | Operating Segments [Member] | Wholly-Owned [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Cement Sales Volume | kT |  |  |  |  |  |  |  |  | 4,975 | 4,441 | 4,453
Cement [Member] | Operating Segments [Member] | Joint Venture [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Cement Sales Volume | kT |  |  |  |  |  |  |  |  | 956 | 899 | 912
Cement [Member] | Intersegment Eliminations [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  | $ (21,499) | $ (14,408) | $ (16,442)
Concrete and Aggregates [Member] | Operating Segments [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  | 182,775 | 140,173 | 157,013
Operating Earnings |  |  |  |  |  |  |  |  | 17,558 | 12,866 | 17,854
Capital Expenditures |  |  |  |  |  |  |  |  | 11,898 | 6,649 | 4,977
Depreciation, Depletion and Amortization |  |  |  |  |  |  |  |  | 11,142 | 8,176 | 7,931
Identifiable Assets | 136,041 |  |  |  | 95,084 |  |  |  | 136,041 | 95,084 | 104,851
Concrete and Aggregates [Member] | Intersegment Eliminations [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  | (1,502) | (1,422) | (1,335)
Gypsum Wallboard [Member] | Operating Segments [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  | 508,145 | 532,712 | 491,779
Operating Earnings |  |  |  |  |  |  |  |  | 154,614 | 180,831 | 158,551
Capital Expenditures |  |  |  |  |  |  |  |  | 12,771 | 10,724 | 19,382
Depreciation, Depletion and Amortization |  |  |  |  |  |  |  |  | 20,320 | 20,020 | 18,179
Identifiable Assets | 375,946 |  |  |  | 372,206 |  |  |  | 375,946 | 372,206 | 386,041
Paperboard [Member] | Operating Segments [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  | 159,963 | 167,656 | 181,742
Operating Earnings |  |  |  |  |  |  |  |  | 34,979 | 35,349 | 32,758
Capital Expenditures |  |  |  |  |  |  |  |  | 62,528 | 16,603 | 5,177
Depreciation, Depletion and Amortization |  |  |  |  |  |  |  |  | 8,945 | 8,541 | 8,694
Identifiable Assets | 183,288 |  |  |  | 138,614 |  |  |  | 183,288 | 138,614 | 123,819
Paperboard [Member] | Intersegment Eliminations [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  | (62,315) | (66,723) | (70,347)
Oil and Gas Proppants [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Impairment Losses |  | $ (224,300) |  |  | (220,300) |  |  |  |  |  |
Oil and Gas Proppants [Member] | Operating Segments [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  | 46,781 | 82,987 | 98,244
Operating Earnings |  |  |  |  |  |  |  |  | (14,634) | (28,695) | (6,139)
Capital Expenditures |  |  |  |  |  |  |  |  | 146 | 52,286 | 56,872
Depreciation, Depletion and Amortization |  |  |  |  |  |  |  |  | 11,310 | 31,328 | 26,872
Identifiable Assets | $ 14,294 |  |  |  | $ 236,357 |  |  |  | 14,294 | 236,357 | 444,826
Corporate and Other [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Depreciation, Depletion and Amortization |  |  |  |  |  |  |  |  | $ 2,720 | $ 1,668 | $ 1,448

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