Employee Benefit Plans (Details Textual) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Feb. 28, 2015 Facility	Mar. 01, 2014	Mar. 02, 2013
Defined Benefit Plan Disclosure [Line Items]
Number of manufacturing facilities	2
Percentage employees are allowed to contribute (up to 60 percent)	60.00%
Annual company match amount	$ 4,700	$ 4,200	$ 3,600
Investments in corporate-owned life insurance policies	4,000
Mutual funds	300apog_MutualFundInvestments
Total contribution to multi-employer union retirement plans	4,300	3,700	4,800
Estimated amortization from accumulated other comprehensive loss into net periodic benefit cost in the next fiscal year	249
Discount rate	3.60%	4.00%	3.75%
Net periodic pension expense, Expected return on plan assets	4.50%	4.50%	4.50%
Net periodic benefit cost	551	518	604
Net periodic pension expense, discount rate	4.00%	3.75%	4.00%
Company contributions	850	807
Expected pension contributions next fiscal year	993
Weekly employee contribution to the employee stock purchase plan (up to $500 per week)	1
Company percentage match of employee contribution to the employee stock purchase plan	15.00%
Company match amount to the employee stock purchase plan	100	100	100
Scenario, Forecast
Defined Benefit Plan Disclosure [Line Items]
Net periodic benefit cost	679
Net periodic pension expense, discount rate	3.60%
Other current and non-current liabilities
Defined Benefit Plan Disclosure [Line Items]
Deferred Compensation Liability, Current and Noncurrent	$ 4,200	$ 3,400
First one percent contributed
Defined Benefit Plan Disclosure [Line Items]
Company matching contribution percentage	100.00%
Percentage of eligible compensation contributed	1.00%
Two through six percent
Defined Benefit Plan Disclosure [Line Items]
Company matching contribution percentage	50.00%
Percentage of eligible compensation contributed	5.00%

Defined Contribution Plan, Employer Contribution Amount

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Employee Stock Purchase Plan, Annual Employer Contribution Amount

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Employee Stock Purchase Plan, Employer Matching Contribution, Percent

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Employee Stock Purchase Plan Maximum Weekly Employee After Tax Contribution Amount

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- Definition

Mutual fund investments.

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- Definition

Number Of Manufacturing Facilities That Union Employees Are Covered With 401(k) Plan

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Aggregate carrying value as of the balance sheet date of the liabilities for all deferred compensation arrangements. Represents currently earned compensation under compensation arrangements that is not actually paid until a later date.

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Amount included in accumulated other comprehensive income (AOCI) expected to be recognized as components of net periodic benefit cost for the fiscal year that follows the most recent annual statement of financial position, including gain (loss), prior service cost (credit), and transition asset (obligation).

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No definition available.

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- Definition

The interest rate used to adjust for the time value of money for the plan.

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The interest rate used to adjust for the time value of money.

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- Definition

An assumption as to the rate of return on plan assets reflecting the average rate of earnings expected on the funds invested or to be invested to provide for the benefits included in the benefit obligation.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 715

-SubTopic 30

-Glossary Expected Long-Term Rate of Return on Plan Assets

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-Name Accounting Standards Codification

-Topic 715

-SubTopic 20

-Section 50

-Paragraph 1

-Subparagraph (k)(3)

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The increase in the fair value of plan assets from contributions made by the employer.

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The total amount of net periodic benefit cost for defined benefit plans for the period. Periodic benefit costs include the following components: service cost, interest cost, expected return on plan assets, gain (loss), prior service cost or credit, transition asset or obligation, and gain (loss) due to settlements or curtailments.

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 715

-SubTopic 20

-Section 50

-Paragraph 1

-Subparagraph (j)

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-Topic 715

-SubTopic 20

-Section 50

-Paragraph 1

-Subparagraph (h)

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Amount of employer's best estimate of contributions expected to be paid to the plan during the next fiscal year beginning after the date of the latest statement of financial position.

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Percentage of employees' gross pay for which the employer contributes a matching contribution to a defined contribution plan.

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Percentage employer matches of the employee's percentage contribution matched.

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Maximum percentage of employee gross pay the employee may contribute to a defined contribution plan.

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- Definition

This item represents the amount that could be realized under a life insurance contract or contracts owned by the Entity as of the date of the statement of financial position. Such Entity-owned life insurance policies are commonly known as corporate-owned life insurance (COLI) or bank-owned life insurance (BOLI).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.12)

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-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 12

-Article 5

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-Name Accounting Standards Codification

-Topic 325

-SubTopic 30

-Section 25

-Paragraph 1

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- Definition

Amount of contributions made to the multiemployer plan by all employers who participate in the plan. A multiemployer plan is a pension or postretirement benefit plan to which two or more unrelated employers contribute where assets contributed by one participating employer may be used to provide benefits to employees of other participating employers.

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-Topic 715

-SubTopic 80

-Section 50

-Paragraph 7

-Subparagraph (c)

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