Consolidated Income Statements - Unaudited - USD ($)	3 Months Ended
	Jun. 30, 2024	Jun. 30, 2023
Income Statement [Abstract]
REVENUES	$ 211,722,000	$ 190,253,000
Cost of revenues	163,567,000	148,375,000
Gross profit	48,155,000	41,878,000
General and administrative expenses	20,120,000	16,450,000
Income before income tax provision	28,035,000	25,428,000
Income tax provision	6,458,000	5,623,000
NET INCOME	$ 21,577,000	$ 19,805,000
Net income per common and common equivalent share
Basic	$ 1.26	$ 1.16
Diluted	$ 1.25	$ 1.14
Weighted average common and common equivalent shares
Basic	17,122,000	17,144,000
Diluted	17,313,000	17,385,000