Quarterly report pursuant to Section 13 or 15(d)

Subsequent Events - Monthly Distributions Declared by Company's Board of Directors (Detail)

v2.4.0.8
Subsequent Events - Monthly Distributions Declared by Company's Board of Directors (Detail) (USD $)
1 Months Ended
Oct. 08, 2013
Subsequent Event A [Member]
 
Subsequent Event [Line Items]  
Record Date Oct. 22, 2013
Payment Date Oct. 31, 2013
Distribution per Common Share $ 0.12
Subsequent Event B [Member]
 
Subsequent Event [Line Items]  
Record Date Nov. 14, 2013
Payment Date Nov. 29, 2013
Distribution per Common Share $ 0.12
Subsequent Event C [Member]
 
Subsequent Event [Line Items]  
Record Date Dec. 16, 2013
Payment Date Dec. 31, 2013
Distribution per Common Share $ 0.12
Subsequent Event [Member]
 
Subsequent Event [Line Items]  
Distribution per Common Share $ 0.36