QUARTERLY RESULTS (UNAUDITED) (Tables)

12 Months Ended

Mar. 31, 2018

Quarterly Financial Information Disclosure [Abstract]

Schedule of Quarterly Results (unaudited)

	For the Years Ended March 31,
	2018		2017
	(dollars in thousands, except per share data)
First Quarter -
Revenue	$	366,121	$	297,504
Gross Profit		86,059		71,955
Earnings Before Income Taxes		79,530		67,276
Net Earnings		54,882		45,344
Diluted Earnings Per Share	$	1.13	$	0.93
Second Quarter -
Revenue	$	376,315	$	332,658
Gross Profit		96,754		91,210
Earnings Before Income Taxes		92,319		89,373
Net Earnings		63,362		60,237
Diluted Earnings Per Share	$	1.31	$	1.25
Third Quarter -
Revenue	$	359,371	$	302,395
Gross Profit		94,566		87,380
Earnings Before Income Taxes		51,388		83,689
Net Earnings		101,380		56,387
Diluted Earnings Per Share	$	2.08	$	1.17
Fourth Quarter -
Revenue	$	284,713	$	278,663
Gross Profit		61,377		61,500
Earnings Before Income Taxes		48,725		54,181
Net Earnings		37,008		36,251
Diluted Earnings Per Share	$	0.76	$	0.75