[Line Items] for Rights Agreement [Table]

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- Definition

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257

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- Definition

The price per share of the conversion feature embedded in the debt instrument.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 5
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=109500613&loc=SL6031898-161870

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- Definition

Amount after tax and reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section 45
-Paragraph 10A
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=114867106&loc=SL7669646-108580

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 830
-SubTopic 30
-Section 45
-Paragraph 20
-Subparagraph (b,c)
-URI http://asc.fasb.org/extlink&oid=109240241&loc=d3e32211-110900

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- Definition

Price of a single share of a number of saleable stocks of a company.

+ References

No definition available.

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- Definition

Amount of stock repurchase plan authorized.

+ References

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- Definition

The number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan.

+ References

No definition available.

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Stockholders' Equity (Narrative) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018	Feb. 27, 2018	Oct. 30, 2014
Stockholders' Equity [Line Items]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	782,000	1,209,000	805,000	1,124,000
Translation adjustment	$ 12,161	$ (58,533)	$ (4,024)	$ (35,585)
Debt Instrument, Convertible, Conversion Price	$ 147.24		$ 147.24
Share Price	$ 83.77		$ 83.77
Share Repurchase Plan [Member]
Stockholders' Equity [Line Items]
Stock Repurchase Program, Number of Shares Authorized to be Repurchased					10,000,000.0
Stock Repurchase Program, Authorized Amount	$ 200,000		$ 200,000		$ 375,000
2019 Share Repurchase Plan [Member]
Stockholders' Equity [Line Items]
Stock Repurchase Program, Authorized Amount	$ 120,000		$ 120,000
1.5% Issue [Member]
Stockholders' Equity [Line Items]
Debt Instrument, Convertible, Conversion Price						$ 72.18