Segment Information - Additional Information (Detail) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Segment Reporting Information [Line Items]
Other intangibles impairment charge	$ 500,000	$ 650,000
Facility-based services [Member]
Segment Reporting Information [Line Items]
Other intangibles impairment charge		400,000
Income tax expense reclassification		162,400
Reduction of assets		$ 400,000