Business Acquisition, Base Purchase Price Excluding Cash Acquired

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- Definition

Business Acquisition, Contingent Consideration Settlement Date

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Business Acquisition, Legal Charges Paid and Applied Against Purchase Price Withheld

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- Definition

Business Acquisition, Purchase Price Withheld

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- Definition

Fair Value, Other Liabilities, Valuation Discount Rate

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Represents increases or decreases in additional paid in capital not separately disclosed.

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- Definition

Description of the accounting treatment that will be followed if the contingency occurs.

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Amount of direct costs of the business combination including legal, accounting, and other costs incurred to consummate the business acquisition.

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- Definition

With respect to a business combination completed during the period, this element provides a description of the business, other than the name, which may include the industry, size, products and other important information.

+ References

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-Section 50
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- Definition

Month, date and year in which the acquirer obtains control of the acquiree.

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-Name Accounting Standards Codification
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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Name of the acquired entity.

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- Definition

Percentage of voting equity interests acquired in the business combination.

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- Definition

The amount of acquisition cost of a business combination allocated to notes payables and long-term debt assumed from the acquired entity.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
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- Definition

This element represents a description of the primary reason for the business combination which may consist of general categories such as top-line growth, synergistic benefits, market share, and diversification and the more detailed factors that might apply.

+ References

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-Paragraph 2
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- Definition

This element represents, the inputs and valuation technique(s) used to measure fair value and a discussion of changes in valuation techniques and related inputs, if any, during the period.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
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-URI http://asc.fasb.org/extlink&oid=6925170&loc=d3e19207-110258

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- Definition

Decrease in noncontrolling interest (for example, but not limited to, redeeming or purchasing the interests of noncontrolling shareholders, issuance of shares (interests) by the non-wholly owned subsidiary to the parent entity for other than cash, and a buyback of shares (interest) by the non-wholly owned subsidiary from the noncontrolling interests).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher AICPA
-Name Accounting Research Bulletin (ARB)
-Number 51
-Paragraph 38
-Subparagraph c(2)
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-Name Accounting Standards Codification
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- Definition

The net result for the period of deducting operating expenses from operating revenues.

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- Definition

This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. This element represents the fair value of liabilities categorized as other which are not in and of themselves material enough to require separate disclosure.

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The cash outflow to return capital to noncontrolled interest, which generally occurs when noncontrolling shareholders reduce their ownership stake (in a subsidiary of the entity). This element does not include dividends paid to noncontrolling shareholders.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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-Name Accounting Standards Codification
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The cash outflow from the repayments of a long-term debt originally issued by another party but is assumed by the entity.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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-Name Accounting Standards Codification
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Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Article 5
-Section 03
-Paragraph 1

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BUSINESS ACQUISITIONS, INVESTMENTS AND REDEEMABLE NONCONTROLLING INTERESTS (Details 2) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended			9 Months Ended		3 Months Ended	9 Months Ended		9 Months Ended
	Aug. 27, 2011	Aug. 28, 2010	Aug. 27, 2011	Aug. 28, 2010	Aug. 27, 2011 Fair Value, Inputs, Level 3 [Member]	Aug. 28, 2010 Non-redeemable noncontrolling interests [Member]	Aug. 28, 2010 Acquisition legal fees [Member]	Aug. 27, 2011 TransWeb [Member]	Aug. 27, 2011 TransWeb [Member]	Dec. 29, 2010 TransWeb [Member]	Aug. 28, 2010 Pujiang & Quzhou [Member]	Jun. 08, 2010 Pujiang & Quzhou [Member]
Business Acquisition [Line Items]
Business Acquisition, Effective Date of Acquisition									12/29/2010		June 8, 2010
Business Acquisition, Percentage of Voting Interests Acquired										100.00%		15.00%
Business Acquisition, Name of Acquired Entity									TransWeb LLC		Pujiang Novaeastern International Mesh Co., Ltd. (“Pujiang”) and Purolator Advanced Filtration (Quzhou) Co., Ltd. (“Quzhou”)
Business Acquisition, Description of Acquired Entity									a privately-owned manufacturer of media used in a variety of end-use applications, including respirators and heating, ventilation and air conditioning ("HVAC") filters
Business Combination, Reason for Business Combination									to expand the Company’s technology capabilities in the area of media development and to enhance the product offerings of the Company's filtration operating companies
Net sales	$ 284,819	$ 262,770	$ 819,072	$ 735,770				$ 3,935	$ 8,828
Operating profit	46,461	41,692	126,532	100,800				794	1,268
Business Acquisition, Base Purchase Price Excluding Cash Acquired										30,017
Business Acquisition, Purchase Price Withheld										17,000
TransWeb contingent earn-out, included in Other long-term liabilities	1,089		1,089		1,089					1,018
Business Acquisition, Long-term Debt Assumed										1,544
Business Acquisition, Repayment of Long-term Debt Assumed			1,544
Business Acquisition, Legal Charges Paid and Applied Against Purchase Price Withheld									3,705
TransWeb contingent earn-out, Contingent Consideration, Accounting Treatment									The contingent liability for the earn-out payment will continue to be accounted for and measured at fair value until the contingency is settled
TransWeb contingent earn-out, Contingent Consideration, Settlement Date										Nov. 30, 2016
TransWeb contingent earn-out, Fair Value, Other Liabilities, Valuation Techniques									The contingent consideration payment is revalued to its current fair value at each reporting date. Any increase or decrease in the fair value, as a result of changes in significant inputs such as the discount rate, the discount period or other factors used in the calculation, is recognized in Selling and administrative expenses in the Consolidated Condensed Statements of Earnings in the period the estimated fair value changes. The fair value of the contingent consideration was estimated using a probability-weighted discounted cash flow model with a discount rate
TransWeb contingent earn-out, Fair Value, Other Liabilities, Valuation Discount Rate									11.90%
Business Acquisition, Transaction Costs								141	141		49
Acquisition of noncontrolling interests			0	732							732
Noncontrolling Interest, Decrease from Redemptions or Purchase of Interests						971
Adjustments to Additional Paid in Capital, Other						$ 239	$ 49