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Borrowings - Convertible Debentures - Additional Information (Details) - Convergys - 5.75% Junior Subordinated Convertible Debentures due September 2029 - USD ($) $ in Thousands		9 Months Ended
	Oct. 05, 2018	Aug. 31, 2019
Debt Instrument [Line Items]
Aggregate principal amount of debentures	$ 124,963
Debenture interest rate percentage	5.75%
Debt Instrument, Maturity date	2029-09
Principal amount of the convertible debentures settled		$ 69,258
Amount of convertible debentures settled		$ 148,023

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Face (par) amount of debt instrument at time of issuance.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 2
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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

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-Name Accounting Standards Codification
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-SubTopic 10
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