SUBSEQUENT EVENT	12 Months Ended
Mar. 31, 2020
Subsequent Events [Abstract]
SUBSEQUENT EVENT	(C) Subsequent event On April 17, 2020, we sold our Western Aggregates LLC (Western) and Mathews Readymix LLC (Mathews) operations to Teichert Inc., a California-based construction company for an aggregate purchase price of $93.5 million, subject to certain post-closing adjustments. Western Aggregates and Mathews Readymix were part of our Concrete and Aggregates operating segment. At March 31, 2020, assets and liabilities included on our balance sheet related to Western and Mathews were approximately $43.7 million and $2.3 million, respectively. Revenue from Western and Mathews for fiscal years 2020, 2019 and 2018 were approximately $32.3 million, $27.8 million and $27.7 million, respectively.

The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 855
-URI http://asc.fasb.org/topic&trid=2122774

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