Stock-Based Compensation - Performance- Based Restricted Stock Awards (Details) - Performance Shares [Member] $ in Millions	3 Months Ended
Mar. 31, 2016 USD ($) shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Compensation expense, performance shares \| shares	68,468
Performance shares issued \| $	$ 1.9
Minimum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percentage multiplier	0
Maximum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percentage multiplier	2.00

Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Multiplier, Percentage

No definition available.

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- Definition

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

No definition available.

+ Details

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- Definition

Net number of non-option equity instruments granted to participants.

+ 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)(iv)(1)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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- Definition

Amount of capitalized and expensed compensation cost from equity-based compensation arrangements.

+ 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 (h)(1)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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