ORGANIZATION OF THE COMPANY AND BASIS OF PRESENTATION - Condensed Consolidates Statements of Operations (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2018	Dec. 31, 2017
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Net sales	$ 6,944,827	$ 6,751,552	$ 20,079,387	$ 19,030,244
Cost of sales	6,587,502		18,941,907
Gross profit	357,325	$ 446,328	1,137,480	$ 1,246,585
Balance without ASC 606 Adoption
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Net sales	6,939,942		20,047,265
Cost of sales	6,580,595		18,908,428
Gross profit	359,347		1,138,837
Accounting Standards Update 2014-09 \| Adjustments
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Net sales	4,885		32,122
Cost of sales	6,907		33,479
Gross profit	$ (2,022)		$ (1,357)

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Aggregate revenue less cost of goods and services sold or operating expenses directly attributable to the revenue generation activity.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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