(In thousands)

Amortized cost

Gross unrealized gains

Gross unrealized losses

Fair value

Short-term investments:

U.S. Treasury securities

$

36,367

$

-

$

(81

)

$

36,286

Long-term investments:

U.S. Treasury securities

61,715

-

(395

)

61,320

Total available-for-sale investments

$

98,082

$

-

$

(476

)

$

97,606