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Share-Based Payment Arrangements (Tables)

9 Months Ended

Sep. 30, 2017

Share-Based Payment Arrangements [Abstract]

Summary of Option Activity



							Weighted
							Average
				Weighted			Remaining
				Average			Contractual		Aggregate
		Number of		Exercise			Term		Intrinsic
Options		Shares		Price			(Years)		Value ($000)
Outstanding at January 1, 2017		456,258		$	35.91		—		$	3,734
Exercised/Released		(335,758)			34.58		—			4,111
Cancelled/Forfeited		(538)			32.09		—			6
Expired		(16,675)			68.18		—			—
Outstanding at September 30, 2017		103,287		$	35.06		2.92		$	1,383
Exercisable at September 30, 2017		103,287		$	35.06		2.92		$	1,383



Summary of Nonvested Restricted and Performance Shares



					Weighted
					Average
		Number of			Grant Date
		Shares			Fair Value
Nonvested at January 1, 2017		2,152,119		$	32.15
Granted		63,127			42.16
Vested		(209,440)			30.23
Forfeited		(54,493)			32.36
Nonvested at September 30, 2017		1,951,313		$	32.67



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- References

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- Definition

Tabular disclosure of the changes in outstanding nonvested shares.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(2)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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- Definition

Tabular disclosure of the number and weighted-average exercise prices (or conversion ratios) for share options (or share units) that were outstanding at the beginning and end of the year, vested and expected to vest, exercisable or convertible at the end of the year, and the number of share options or share units that were granted, exercised or converted, forfeited, and expired during the year.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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