Annual report pursuant to Section 13 and 15(d)

Subsequent Event - Additional Information (Detail)

v2.4.0.6
Subsequent Event - Additional Information (Detail) (Subsequent Event, Seniors for Living, Inc., USD $)
In Millions, unless otherwise specified
Feb. 19, 2013
Subsequent Event | Seniors for Living, Inc.
 
Subsequent Event [Line Items]  
Business acquisition, Purchase price $ 2.7
Business acquisition, cash paid 2.3
Business acquisition, cash payment due in six months 0.2
Business acquisition, cash payment due in twelve month $ 0.2