This element represents the amount of recognized equity-based compensation during the period, that is, the amount recognized as expense in the income statement (or as asset if compensation is capitalized). Alternate captions include the words "stock-based compensation".

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 35

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6415241&loc=d3e4534-113899

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 1

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5047-113901

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 20

-Section 55

-Paragraph 12

-URI http://asc.fasb.org/extlink&oid=32706628&loc=d3e11149-113907

Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 20

-Section 55

-Paragraph 13

-URI http://asc.fasb.org/extlink&oid=32706628&loc=d3e11178-113907

Condensed Consolidated Statements of Stockholders' Equity (USD $) In Thousands, except Share data	Common Stock [Member]	Additional Paid-in Capital [Member]	Total Accumulated Other Comprehensive (Loss) Earnings [Member]	Foreign Currency Translation Adjustments [Member]	Unrealized Derivative Gains (Losses) [Member]	Minimum Retirement Benefit Liability Adjustments [Member]	Deferred Compensation in Equity [Member]	Retained Earnings [Member]	Treasury Stock at Cost [Member]	Treasury Stock Held for Deferred Compensaton [Member]	Total
Balances at Sep. 30, 2013	$ 106	$ 101,147	$ 15,115	$ 25,742	$ 43	$ (10,670)	$ 4,007	$ 1,193,887	$ (167,710)	$ (4,007)	$ 1,142,545
Balance, Treasury Stock, shares at Sep. 30, 2013									(4,883,000)
Balance, Common Stock, shares at Sep. 30, 2013	72,960,000
Balance, Treasury stock held for deferred compensation, Shares at Sep. 30, 2013										(232,000)
Net earnings								23,383			23,383us-gaap_NetIncomeLoss
Other Comprehensive Income (Loss), Net of Tax			4,972	4,907	16	49					4,972
Cash dividends paid								(5,448)			(5,448)us-gaap_DividendsCommonStockCash
Purchases of treasury stock									(43,616)		(43,616)
Purchases of treasury stock, shares									(1,037,000)
Sales of treasury stock		(825)							4,947		4,122
Sales of treasury stock, shares									158,000
Tax benefit attributable to exercise of stock options		280									280
Stock-based compensation		3,894									3,894
Purchases of stock by deferred compensation plan							145			(145)
Purchases of stock by deferred compensation plan, shares										(3,000)
Distribution of stock from deferred compensation plan							(1)			1
Balances at Dec. 31, 2013	106	104,496	20,087	30,649	59	(10,621)	4,151	1,211,822	(206,379)	(4,151)	1,130,132
Balance, Treasury Stock, shares at Dec. 31, 2013									(5,762,000)
Balance, Common Stock, shares at Dec. 31, 2013	72,960,000
Balance, Treasury stock held for deferred compensation, Shares at Dec. 31, 2013										(235,000)
Balances at Sep. 30, 2014	106	112,491	(3,533)	10,819	105	(14,457)	3,915	1,338,468	(286,588)	(3,915)	1,160,944
Balance, Treasury Stock, shares at Sep. 30, 2014									(7,397,000)		(7,397,000)us-gaap_TreasuryStockShares
Balance, Common Stock, shares at Sep. 30, 2014	72,960,000										72,960,000us-gaap_CommonStockSharesIssued
Balance, Preferred Stock, shares at Sep. 30, 2014											0us-gaap_PreferredStockSharesIssued
Balance, Treasury stock held for deferred compensation, Shares at Sep. 30, 2014										(198,000)	(198,000)
Net earnings								43,784			43,784us-gaap_NetIncomeLoss
Other Comprehensive Income (Loss), Net of Tax			(11,600)	(12,084)	15	469					(11,600)
Cash dividends paid								(5,250)			(5,250)us-gaap_DividendsCommonStockCash
Purchases of treasury stock									(32,118)		(32,118)
Purchases of treasury stock, shares									(622,000)
Sales of treasury stock		(574)							1,965		1,391
Sales of treasury stock, shares									66,000
Tax benefit attributable to exercise of stock options		492									492
Stock-based compensation		4,809									4,809
Purchases of stock by deferred compensation plan							731			(731)
Purchases of stock by deferred compensation plan, shares										(15,000)
Distribution of stock from deferred compensation plan							(4)			4
Distribution of stock from deferred compensation plan, shares										1,000
Balances at Dec. 31, 2014	$ 106	$ 117,218	$ (15,133)	$ (1,265)	$ 120	$ (13,988)	$ 4,642	$ 1,377,002	$ (316,741)	$ (4,642)	$ 1,162,452
Balance, Treasury Stock, shares at Dec. 31, 2014									(7,953,000)		(7,953,000)us-gaap_TreasuryStockShares
Balance, Common Stock, shares at Dec. 31, 2014	72,960,000										72,960,000us-gaap_CommonStockSharesIssued
Balance, Preferred Stock, shares at Dec. 31, 2014											0us-gaap_PreferredStockSharesIssued
Balance, Treasury stock held for deferred compensation, Shares at Dec. 31, 2014										(212,000)	(212,000)