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Percentage of voting equity interests acquired at the acquisition date in the business combination.

+ References

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 10

-Section 50

-Paragraph 2

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Represents the purchase by the parent of an additional equity interest in a subsidiary during the period, thereby effecting a change in total (consolidated) equity attributable to the parent. The purchase of the additional equity interest represented by this element increases the parent's controlling interest in the subsidiary.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 810

-SubTopic 10

-Section 50

-Paragraph 1A

-Subparagraph (d)

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-Section S99

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- Definition

The tax effect of an increase or decrease in contributed capital (for example, deductible expenditures reported as a reduction of the proceeds from issuing capital stock) during the period charged or credited directly to shareholders' equity.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

-SubTopic 20

-Section 45

-Paragraph 11

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- Definition

The cash inflow associated with the deconsolidation of a previously consolidated subsidiary or the sale of investment in consolidated subsidiaries (generally greater than 50 percent).

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Investing Activities

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-SubTopic 10

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-Paragraph 12

-Subparagraph (b)

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- Definition

Amount of unrecognized tax benefits pertaining to uncertain tax positions taken in tax returns.

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-Glossary Unrecognized Tax Benefit

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Business acquisition cost of acquired entity charge from undistributed earning.

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No definition available.

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Business Combination Cost Of Acquire Entity Purchase Price

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Consolidation less than wholly owned subsidiary parent ownership interest amount changes purchase consideration charge from undistributed earning.

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No definition available.

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Consolidation less than wholly owned subsidiary parent ownership interest changes sale of interest percent by parent.

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No definition available.

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Number of partnership in which interest acquired.

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Number of separate transactions to purchase partnership interest.

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Acquisitions of Non-controlling Interests - Additional Information (Detail) (USD $)	9 Months Ended
	Sep. 30, 2013 Partnership Transactions	Sep. 16, 2013	Feb. 28, 2013	May 22, 2012
Business Acquisition [Line Items]
Number of separate transactions to purchase partnership interest	7
Number of partnership in which interest acquired	5
Purchase price for additional non controlling interest	$ 1,700,000
Undistributed earnings	142,000
Consolidation less than wholly owned subsidiary parent ownership interest amount changes purchase consideration charge from undistributed earning	1,600,000
Future tax benefits	600,000
Consolidation less than wholly owned subsidiary parent ownership interest changes sale of interest percent by parent	1.00%
Proceeds from divestiture of interest in consolidated subsidiaries	112,000
Percentage of purchase of non controlling interest	100.00%	100.00%	100.00%	70.00%
Income tax effects on sale of interest in partnership	34,000
Business acquisition, cost of acquired entity	130,000	95,000	5,000
STAR Physical Therapy, LP [Member]
Business Acquisition [Line Items]
Undistributed earnings	55,000
Percentage of purchase of non controlling interest	1.30%
Business acquisition, cost of acquired entity	$ 801,640
Minimum [Member]
Business Acquisition [Line Items]
Percentage of purchase of non controlling interest	0.10%
Maximum [Member]
Business Acquisition [Line Items]
Percentage of purchase of non controlling interest	35.00%