Incentive Compensation Plans and Retirement Plans (Tables)

12 Months Ended

Mar. 31, 2018

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Schedule Common Stock Available for Grant

The following table details the shares of common stock available for grant under the Incentive Plan as of March 31, 2018.

	Shares
Shares authorized under the incentive plan on August 12, 2008	900,000
Shares authorized under the incentive plan on August 6, 2013 1	1,000,000
Number of shares that were available for the grant of stock options under the Employee Plan and the Director Plan on August 12, 2008, the Effective Date	888,087
Shares authorized under the incentive plan on August 8, 2018 2	630,000
Number of shares subject to stock options outstanding under the Employee Plan and the Director Plan on August 12, 2008, the Effective Date, that were forfeited or cancelled, prior to exercise, through March 31, 2018	3,083,911
Shares authorized for grant under the Incentive Plan as of March 31, 2018	6,501,998
Shares available for grant under the Incentive Plan as of March 31, 2018 3	1,717,799

¹ On August 6, 2013, the Company's Stockholders approved amendments to the Incentive Plan, including an increase to the number of shares available for grant under the Incentive Plan by 1,000,000.

² On August 8, 2018, the Company's Stockholders approved amendments to the Incentive Plan, including an increase to the number of shares available for grant under the Incentive Plan by 630,000.

³ The aggregate number of shares available for issuance is reduced by 1.87 shares for each issuance of a full value award (e.g., restricted stock units and performance share awards). The shares available for grant assume a 100% payout on outstanding performance share awards. Actual payout could range from 0% - 150% or 200% depending on performance goal.

Schedule of Stock Options, Valuation Assumptions

The fair value of stock options is estimated on the grant date using the Black-Scholes option pricing model which includes the following weighted-average assumptions:

	Fiscal
	2018		2017		2016
Expected life (in years)	6.1		6.8		7.5
Risk-free interest rate	2.1	%	1.6	%	2.0	%
Annual forfeiture rate	2.8	%	1.8	%	1.5	%
Expected volatility	45.6	%	41.7	%	43.9	%
Dividend yield	3.7	%	3.1	%	1.8	%

Schedule of Stock Options, Activity

The following table summarizes the Company’s stock option activity:

	Shares (in 000’s)		Weighted- Average Exercise Price		Weighted-Average Remaining Contractual Life (Years)	Intrinsic Value (000’s)
March 31, 2017	1,080		$	21.84
Granted	634		7.91
Exercised	—		—
Forfeited or cancelled	(604	)	11.89
March 31, 2018	1,110		$	19.30	4.6	$	—
Exercisable	709		$	25.13	2.1	$	—

Schedule of Stock Options, Nonvested Share Activity

The following table summarizes certain information regarding the Company’s non-vested stock options:

	Shares (in 000’s)		Weighted-Average Grant-Date Fair Value
March 31, 2017	419		$	4.45
Granted	634		2.48
Vested	(159	)	4.99
Forfeited	(492	)	3.00
March 31, 2018	402		$	2.89

Schedule of Restricted Stock Units, Activity

The following table summarizes the Company’s restricted stock unit activity:

	Shares (in 000’s)		Weighted-Average Grant-Date Fair Value
March 31, 2017	340		$	14.24
Granted	430		7.92
Vested	(227	)	12.37
Forfeited	(182	)	10.65
March 31, 2018	361		$	9.70

Schedule of Performance Share Units, Valuation Assumptions

The fair value of performance share awards (subject to the Company’s Relative TSR Ranking) is estimated on the grant date using the Monte-Carlo simulation valuation method which includes the following weighted-average assumptions:

	Fiscal
	2018		2017		2016
Risk-free interest rate	1.4	%	0.9	%	0.9	%
Expected volatility	46.7	%	45.1	%	39.9	%
Dividend yield	3.9	%	3.4	%	2.0	%

Schedule of Performance Share Units, Activity

The following table summarizes the Company’s performance share award activity:

	Shares (in 000’s)		Weighted- Average Grant- Date Fair Value
March 31, 2017	319		$	15.93
Granted	309		8.26
Vested	(68	)	23.05
Forfeited	(233	)	10.41
March 31, 2018	327		$	11.14