Retirement Plans (Tables)

12 Months Ended

Feb. 29, 2020

Defined Benefit Plans and Other Postretirement Benefit Plans Disclosures [Abstract]

Summary of net periodic pension expense for the defined benefit plans

	Defined Benefit Pension Plan
	2020		2019		2018
Service cost	$	462	$	597	$	1,212
Interest cost		6,186		6,159		6,340
Expected return on plan assets		(4,793)		(5,673)		(4,525)
Amortization of unrecognized net loss		1,695		1,769		3,393
Net periodic pension expense	$	3,550	$	2,852	$	6,420
Other changes recognized in other comprehensive loss:
Unrecognized net (gain) loss arising during period	$	19,046	$	(3,486)	$	(8,704)
Amortization of unrecognized net (loss) gain		(1,695)		(1,769)		(3,393)
Net amount recognized in other comprehensive loss		17,351		(5,255)		(12,097)
Net amount recognized in pension expense and other comprehensive loss	$	20,901	$	(2,403)	$	(5,677)

Schedule of reconciliation for both benefit obligation and plan assets of defined benefit plans, as well as funded status and amounts recognized in balance sheet

	Defined Benefit
	Pension Plan
	2020		2019
Change in benefit obligations:
Benefit obligation at end of prior year	$	150,705	$	161,851
Service cost		462		597
Interest cost		6,186		6,159
Distributions		(7,525)		(8,816)
Actuarial loss (gain)		29,076		(9,086)
Benefit obligation at end of year	$	178,904	$	150,705
Change in plan assets:
Fair value of plan assets at beginning of year	$	124,832	$	130,860
Employer contributions		—		2,715
Actual return on plan assets		14,823		72
Distributions (including expenses paid by the plan)		(7,525)		(8,815)
Fair value of plan assets at end of year	$	132,130	$	124,832
Funded status	$	(46,774)	$	(25,873)
Net amount recognized	$	(46,774)	$	(25,873)
Amounts recognized in consolidated balance sheets consisted of:
Accrued pension liability		(46,774)		(25,873)
Net amount recognized	$	(46,774)	$	(25,873)
Amounts recognized in accumulated other comprehensive loss consist of:
Net actuarial loss	$	(44,760)	$	(27,409)
Amount recognized	$	(44,760)	$	(27,409)

Schedules of assumptions used for benefit obligation and cost

	Defined Benefit
	Pension Plan
	2020		2019		2018
Discount rate	2.75	%	4.25	%	4.00	%
Rate of increase in future compensation levels	N/A		N/A		N/A
Expected long-term rate of return on plan assets	6.00	%	6.25	%	6.25	%

	Defined Benefit
	Pension Plan
	2020		2019		2018
Discount rate	4.25	%	4.00	%	4.00	%
Rate of increase in future compensation levels	N/A		N/A		N/A
Expected long-term rate of return on plan assets	6.25	%	6.25	%	6.50	%

Schedule of pension plan asset allocation percentages

	February 29,		March 2,
	2020		2019
Equity securities	47	%	52	%
Fixed income securities	53	%	48	%
Total	100	%	100	%

Schedule of target allocation of plan assets

	Target
Category	Allocation
Equity securities	52	%
Fixed income securities	48	%
Total	100	%

Summary of the plan's investments measured at fair value on a recurring basis

	Fair Value Measurements at February 29, 2020
	Quoted Prices in
	Active Markets		Significant		Significant
	for Identical		Observable		Unobservable
	Assets (Level 1)		Inputs (Level 2)		Inputs (Level 3)		Total
Equity Securities
International equity	$	—	$	—	$	—	$	15,251
Large Cap		—		—		—		33,174
Small-Mid Cap		—		—		—		14,223
Fixed Income
Long Term Credit Bond Index		—		—		—		25,129
Long Term US Government Bonds		—		—		—		18,897
20+ Year Treasury STRIPS		—		—		—		1,447
Intermediate Fixed Income		—		—		—		14,606
AGT High Yield Bond		—		—		—		7,673
Other types of investments
Short Term Investments		—		1,729		—		1,729
Total	$	—	$	1,729	$	—	$	132,129

	Fair Value Measurements at March 2, 2019
	Quoted Prices in
	Active Markets		Significant		Significant
	for Identical		Observable		Unobservable
	Assets (Level 1)		Inputs (Level 2)		Inputs (Level 3)		Total
Equity Securities
International equity	$	—	$	—	$	—	$	15,396
Large Cap		—		—		—		34,058
Small-Mid Cap		—		—		—		14,534
Fixed Income
Long Term Credit Bond Index		—		—		—		44,103
Long Term US Government Bonds		—		—		—		8,383
20+ Year Treasury STRIPS		—		—		—		847
Intermediate Fixed Income		—		—		—		5,920
Other types of investments
Short Term Investments		—		—		—		1,591
Total	$	—	$	—	$	—	$	124,832

Schedule of future benefit payments expected to be paid

	Defined Benefit
Fiscal Year	Pension Plan
2021	$	8,992
2022		9,025
2023		8,963
2024		9,212
2025		9,157
2026 - 2030		45,471
Total	$	90,820