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Stock Incentive Plans - Stock Awards Activity (Details) - $ / shares		6 Months Ended
	Feb. 26, 2016	Jun. 30, 2016
Restricted Stock
Number of Shares
Number of shares, Beginning Balance		474,567
Number of shares, Granted		451,739
Number of shares, Vested		(241,698)
Number of shares, Ending Balance		684,608
Weighted- Average Grant Date Fair Value
Weighted-average grant date fair value, Beginning balance (in dollars per share)		$ 12.72
Weighted-average grant date fair value, Granted (in dollars per share)		8.91
Weighted-average grant date fair value, Vested (in dollars per share)		11.83
Weighted-average grant date fair value, Ending balance (in dollars per share)		$ 10.52
Performance Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares of common stock earned for the PSUs vested in 2016 (as a percent)		89.50%
Number of Shares
Number of shares, Beginning Balance		676,359
Number of shares, Granted	310,398	310,398
Number of shares, Additional units from dividends		19,296
Number of shares, Vested		(242,096)
Number of shares, Ending Balance		763,957
Weighted- Average Grant Date Fair Value
Weighted-average grant date fair value, Beginning balance (in dollars per share)		$ 11.41
Weighted-average grant date fair value, Granted (in dollars per share)	$ 8.91	8.54
Weighted-average grant date fair value, Additional units from dividends (in dollars per share)		9.27
Weighted-average grant date fair value, Vested (in dollars per share)		9.85
Weighted-average grant date fair value, Ending balance (in dollars per share)		$ 10.69

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- Definition

Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Additional units from dividends

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- Definition

The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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

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The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

+ References

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-Publisher FASB
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-Paragraph 2
-Subparagraph (c)(2)(iii)(1)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
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-Paragraph 2
-Subparagraph (c)(2)(i)-(ii)
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The weighted average fair value of nonvested awards on equity-based plans excluding option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, revenue or profit achievement stock award plan) for which the employer is contingently obligated to issue equity instruments or transfer assets to an employee who has not yet satisfied service or performance criteria necessary to gain title to proceeds from the sale of the award or underlying shares or units.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(2)(i)-(ii)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.

+ References

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

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Percentage of vesting of share-based compensation awards.

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