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Stock-Based Incentive Plan - Fair Value Inputs and Assumptions (Details) - Restricted Stock, Market-Based - $ / shares | 6 Months Ended | 12 Months Ended
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Dec. 31, 2015 | Jun. 30, 2015
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Fair value at grant date, per share (in dollars per share) | $ 4.58 |
Vesting period | 3 years 303 days |
Minimum |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Fair value at grant date, per share (in dollars per share) | $ 2.93 | $ 4.26
Vesting period |  | 3 years 109 days
Maximum |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Fair value at grant date, per share (in dollars per share) | $ 5.07 | $ 8.40
Vesting period |  | 2 years 200 days

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- Definition Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + 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 (a)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition 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 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 + Details
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