Income Taxes - Operating Loss Carryforwards (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2015	Dec. 31, 2014
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	$ 16.7	$ 26.6
Operating loss carryforwards, expiration dates, in years	15 years
Valuation allowance	$ 33.8	37.2
State Tax [Member]
Operating Loss Carryforwards [Line Items]
Valuation allowance	0.6
2016-2018
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	1.7	5.5
2022-2033
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	0.4	0.7
2016-2034
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	9.7	12.2
Indefinite
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	4.9	$ 8.2
2016-2025 \| Foreign Tax Authority [Member]
Operating Loss Carryforwards [Line Items]
Tax credits	8.6
2016 - 2026 \| State Tax [Member]
Operating Loss Carryforwards [Line Items]
Tax credits	0.6
Philippines [Member]
Operating Loss Carryforwards [Line Items]
Valuation allowance	13.2
Brazil [Member]
Operating Loss Carryforwards [Line Items]
Valuation allowance	10.2
Spain [Member]
Operating Loss Carryforwards [Line Items]
Valuation allowance	$ 9.7

Operating Loss Carryforwards, Expiration Dates, in Years

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- Definition

Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32537-109319

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- Definition

Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.

+ References

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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.

+ References

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- Definition

The amount of the tax credit carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32559-109319

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Carryforwards
-URI http://asc.fasb.org/extlink&oid=6506874

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