Quarterly report pursuant to Section 13 or 15(d)

Significant Accounting Policies - Investments in Venezuelan Bonds (Detail)

v2.4.0.8
Significant Accounting Policies - Investments in Venezuelan Bonds (Detail) (USD $)
In Thousands, unless otherwise specified
Jun. 30, 2014
Schedule of Available-for-sale Securities [Line Items]  
Estimated Market Value, Total investments $ 8,800
Venezuelan bonds [Member]
 
Schedule of Available-for-sale Securities [Line Items]  
Investments in Venezuelan bonds, Amortized Costs 8,453
Investments in Venezuelan bonds, Gross Unrealized Gain 411
Investments in Venezuelan bonds, Gross Unrealized Loss (64)
Investments in Venezuelan bonds, Net Unrealized Gain 347
Estimated Market Value, Total investments $ 8,800