EMPLOYEE BENEFIT PLANS (Tables)

6 Months Ended

Sep. 30, 2018

Defined Benefit Plan [Abstract]

Schedule of components of net periodic pension cost

The following table provides a detail of the components of net periodic pension cost (in thousands):

	Three Months Ended   September 30,						Six Months Ended   September 30,
	2018			2017			2018			2017
Service cost for benefits earned during the period	$	210		$	212		$	429		$	418
Interest cost on pension benefit obligation	3,221			3,187			6,585			6,300
Expected return on assets	(4,247		)	(5,228		)	(8,681		)	(10,334		)
Amortization of unrecognized losses	1,970			2,011			4,027			3,976
Net periodic pension cost	$	1,154		$	182		$	2,360		$	360

Assumptions used for stock options granted

The following table shows the assumptions used to compute the stock-based compensation expense for stock options granted during the six months endedSeptember 30, 2018:

Risk free interest rate	2.76	%
Expected life (years)	5
Volatility	62.8	%
Dividend yield	—	%
Weighted average exercise price of options granted	$12.19 per option
Weighted average grant-date fair value of options granted	$6.71 per option