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Equity Incentive Plans (Details Textual) (USD $) In Millions, except Share data, unless otherwise specified | 12 Months Ended |  |  | 3 Months Ended | 12 Months Ended |  | 12 Months Ended |  | 12 Months Ended | 0 Months Ended |  |  |  |  |
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Dec. 31, 2013 | Dec. 31, 2012 Person | Feb. 04, 2013 | Feb. 03, 2013 | Dec. 31, 2012 Residential Treatment Services person | Dec. 31, 2013 Restricted Stock Award | Dec. 31, 2012 Restricted Stock Award | Dec. 31, 2013 Restricted Stock Award Minimum | Dec. 31, 2013 Restricted Stock Award Maximum | Dec. 31, 2013 Restricted Stock Award Certain Employees and Executive Officers | Dec. 31, 2012 Restricted Stock Award Certain Employees and Executive Officers | Dec. 31, 2012 Restricted Stock Award Residential Treatment Services | Dec. 31, 2013 Stock Options | Dec. 31, 2012 Stock Options Residential Treatment Services | Dec. 31, 2013 Performance Shares metrics | Dec. 31, 2013 Performance Shares Minimum | Dec. 31, 2013 Performance Shares Maximum | Dec. 31, 2013 Performance Shares Certain Employees and Executive Officers | Dec. 31, 2012 Performance Shares Certain Employees and Executive Officers | Dec. 31, 2013 Employee Stock | Dec. 31, 2012 Employee Stock | Aug. 12, 2010 2006 Stock Incentive Plan | Dec. 31, 2013 2006 Stock Incentive Plan | Aug. 11, 2010 2006 Stock Incentive Plan | Dec. 31, 2013 2006 Stock Incentive Plan Share based compensation awards other than options | Feb. 04, 2013 2006 Stock Incentive Plan Share based compensation awards other than options | Feb. 16, 2011 2006 Stock Incentive Plan Share based compensation awards other than options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Additional shares authorized |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2,000,000 |  |  |  |  |
Shares authorized |  |  | 5,087,385 | 4,400,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4,400,000 |  | 2,400,000 |  | 2,166,000 | 1,083,000
Common stock available for the issuance of awards |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,629,303 |  | 317,694 |  |
Vesting period | 4 years |  |  |  |  |  |  | 3 years | 4 years |  |  |  |  |  | 3 years |  |  |  |  |  |  |  |  |  |  |  |
Stock Option Vest Immediately for the Chief Executive Officer |  | 100.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Expiration period | 10 years |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Retirement of common stock, shares |  | 57,457 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share based compensation expense |  |  |  |  | $ 0.3 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Unrecognized compensation costs related to awards |  |  |  |  |  | $ 14.3 |  |  |  |  |  |  | $ 1.3 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Expected weighted average period to recognize expense |  |  |  |  |  |  | 2 years 9 months 18 days |  |  |  |  |  | 1 year 6 months |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of employees with unvested stock awards |  |  |  |  | 19 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Unvested options |  |  |  |  |  |  |  |  |  |  |  |  |  | 24,100 |  |  |  |  |  |  |  |  |  |  |  |  |
Unvested awards other than options |  |  |  |  |  | 734,000 | 670,000 |  |  |  |  | 8,375 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Conversion ratio |  | 1.156 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of employees in stock-based compensation plan |  | 313 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Incremental shares granted due to anti-dilution provision |  | 200,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Granted shares |  |  |  |  |  | 345,000 |  |  |  | 345,060 | 315,000 |  |  |  |  |  |  | 92,810 | 205,000 |  |  |  |  |  |  |  |
Number of annual performance metrics |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2 |  |  |  |  |  |  |  |  |  |  |  |
Vesting rights, percentage weighted towards EPS performance |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 75.00% |  |  |  |  |  |  |  |  |  |  |  |
Vesting rights, percentage weighted towards capital performance |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 25.00% |  |  |  |  |  |  |  |  |  |  |  |
Vesting percentage of target |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.00% | 200.00% |  |  |  |  |  |  |  |  |  |
Discount on purchase of Common Stock for employee from the current market price |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5.00% |  |  |  |  |  |  |
Capital shares reserved for future issuance |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 500,000 |  |  |  |  |  |  |
Shares issued for ESPP |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 9,794 | 22,760 |  |  |  |  |  |

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- Definition Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5047-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 14.F) -URI http://asc.fasb.org/extlink&oid=27013229&loc=d3e301413-122809 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1)(i) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 14 -Section F + Details
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- Definition Discount rate from fair value on purchase date that participants pay for shares. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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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 + Details
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- Definition 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. + 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)(i)-(ii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Period from grant date that an equity-based award expires, 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)(2) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The maximum number of shares (or other type of equity) originally approved (usually by shareholders and board of directors), net of any subsequent amendments and adjustments, for awards under the equity-based compensation plan. As stock or unit options and equity instruments other than options are awarded to participants, the shares or units remain authorized and become reserved for issuance under outstanding awards (not necessarily vested). + 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)(3) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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