June 30,

December 31,

(Amounts in thousands)

2012

2011

Cash and cash equivalents (substantially restricted)

$

2,548,257

$

2,572,174

Receivables, net (substantially restricted)

1,266,882

1,220,065

Short-term investments (substantially restricted)

524,055

522,024

Available-for-sale investments (substantially restricted)

85,281

102,771

4,424,475

4,417,034

Payment service obligations

(4,155,880

)

(4,205,375

)

Assets in excess of payment service obligations

$

268,595

$

211,659