Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements (Details)

v2.4.0.6
Fair Value Measurements (Details) (USD $)
In Thousands, unless otherwise specified
6 Months Ended
Jun. 30, 2012
Summary of investment classified as available for sale and carried at fair value  
Amortized cost $ 4,908
Gross unrealized gains in Accumulated OCI 5,684
Gross unrealized losses in Accumulated OCI (80)
Gain/(Loss) in Income 1,335
Fair Value 11,711
Common stock investments [Member]
 
Summary of investment classified as available for sale and carried at fair value  
Amortized cost 1,731
Gross unrealized gains in Accumulated OCI 5,265
Gross unrealized losses in Accumulated OCI (80)
Gain/(Loss) in Income   
Fair Value 6,916
BZNE Note and beneficial conversation feature [Member]
 
Summary of investment classified as available for sale and carried at fair value  
Amortized cost 1,700
Gross unrealized gains in Accumulated OCI   
Gross unrealized losses in Accumulated OCI   
Gain/(Loss) in Income 340
Fair Value 2,040
BZNE common stock warrants [Member]
 
Summary of investment classified as available for sale and carried at fair value  
Amortized cost   
Gross unrealized gains in Accumulated OCI   
Gross unrealized losses in Accumulated OCI   
Gain/(Loss) in Income 1,292
Fair Value 1,292
Neovasc common stock options [Member]
 
Summary of investment classified as available for sale and carried at fair value  
Amortized cost 818
Gross unrealized gains in Accumulated OCI 225
Gross unrealized losses in Accumulated OCI   
Gain/(Loss) in Income   
Fair Value 998
Neovasc common stock warrants [Member]
 
Summary of investment classified as available for sale and carried at fair value  
Amortized cost 659
Gross unrealized gains in Accumulated OCI 194
Gross unrealized losses in Accumulated OCI   
Gain/(Loss) in Income (433)
Fair Value $ 420