Sales (Tables)

6 Months Ended

Aug. 31, 2021

Revenues [Abstract]

Disaggregation of Revenue

Disaggregated Sales

The following table presents disaggregated sales by customer industry (in thousands):

	Three Months Ended August 31,				Six Months Ended August 31,
	2021		2020		2021		2020
Sales:
Industrial	$	132,033	$	67,112	$	285,615	$	197,220
Transmission and distribution	47,619		97,619		89,255		146,676
Power generation	36,795		38,641		71,403		72,768
Total sales	$	216,447	$	203,372	$	446,273	$	416,664

Contract with Customer, Asset and Liability

The following table shows the changes in contract liabilities for the six months ended August 31, 2021 and 2020, respectively (in thousands):

	2021		2020
Balance at February 28/29,	$	16,138	$	18,418
Contract liabilities added during the period	4,191		2,738
Sales recognized during the period	(6,600)		(7,400)
Balance at August 31,	$	13,729	$	13,756