Income Taxes (Details 2) - USD ($) $ in Thousands	12 Months Ended
Feb. 01, 2020	Feb. 02, 2019	Feb. 03, 2018
Reconciliation between the entity's income tax provision and income taxes using federal statutory income tax rate
Income tax at the statutory federal rate (inclusive of income on and equity in earnings of joint ventures)	$ 28,117	$ 43,679	$ 72,000
State income taxes, net of federal benefit (inclusive of income on and equity in earnings of joint ventures)	(2,782)	2,538	(22)
Net changes in unrecognized tax benefits, interest and penalties /reserves	1,017	(421)	(448)
Tax benefit of federal credits	(5,094)	(4,563)	(4,440)
Changes in cash surrender value of life insurance policies	(404)	(410)	(441)
Changes in valuation allowance	2,017	(2,039)	222
Tax benefit of dividends paid to ESOP	(684)	(621)	(810)
Other	623	1,088	355
Income taxes (benefit)	22,810	37,730	(7,800)
Estimated Adjustments to net deferred tax liabilities for enacted changes in tax laws and rates	$ 0	$ (1,521)	$ (74,216)

Estimated Adjustments to net deferred tax liabilities for enacted changes in tax laws and rates

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The portion of the difference between total income tax expense or benefit as reported in the income statement and the expected income tax expense or benefit computed by applying the domestic federal statutory income tax rates to pretax income from continuing operations attributable to changes in the unrecognized tax benefits, interest and penalties during the period.

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The portion of the difference between total income tax expense or benefit as reported in the Income Statement for the period and the expected income tax expense or benefit computed by applying the domestic federal statutory income tax rates to pretax income from continuing operations attributable to nontaxable income or nondeductible expenses under enacted tax laws, or differences in the methodologies used to determine expense amounts for financial statements prepared in accordance with generally accepted accounting principles, not otherwise listed in the existing taxonomy.

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Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to deduction for dividend paid to employee stock ownership plan.

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Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to increase (decrease) in the valuation allowance for deferred tax assets.

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The amount of income tax expense or benefit for the period computed by applying the domestic federal statutory tax rates to pretax income from continuing operations.

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Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to tax credits. Including, but not limited to, research credit, foreign tax credit, investment tax credit, and other tax credits.

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