| 252 | 228 | 68 | 94 | 193 | 132 | | | | | | |
| | | | | | | | | | | | |
Depreciation & Amortization | 160 | 153 | 152 | 157 | 145 | 141 | | | | | | |
Depreciation and Amortization | | | | | | | | | | | | |
Amortization of Deferred Costs | | | | | | | | | | | | |
| 376 | 392 | 459 | 397 | 368 | 370 | | | | | | |
Share-Based Compensation Expense | | | | | | | | | | | | |
| 56 | 76 | 73 | 22 | -9 | 35 | | | | | | |
Amortization and Writeoff of Debt Discount and Issuance Costs | | | | | | | | | | | | |
| | | | | | | | | | | | |
| | | | | | | | | | | | |
Impairment of Cost Method Investment | | | | | | | | | | | | |
Accretion of Discounts on Marketable Debt Securities, Net | | | | | | | | | | | | |
| | | | | | | | | | | | |
| | | | | | | | | | | | |
Changes in Trade Receivables | -126 | -264 | 601 | -551 | -114 | -157 | | | | | | |
Change in Trade and Other Receivables, Net | | | | | | | | | | | | |
Changes in Accounts Payable | -7 | 4 | -4 | 28 | -15 | 2 | | | | | | |
Change in Accounts Payable | | | | | | | | | | | | |
Changes in Accrued Expenses | -25 | 32 | -131 | 95 | -12 | 69 | | | | | | |
Change in Accrued Expenses and Other Liabilities | | | | | | | | | | | | |
Changes in Unearned Revenue | -30 | 41 | -670 | 1,036 | -110 | -3 | | | | | | |
Change in Unearned Revenue | | | | | | | | | | | | |
Changes in Other Operating Activities | -68 | -46 | -91 | -166 | -40 | -18 | | | | | | |
| | | | | | | | | | | | |
Change in Prepaid Expenses and Other Assets | | | | | | | | | | | | |
Cash from Operating Activities | 588 | 616 | 457 | 1,112 | 406 | 571 | | | | | | |
Net Cash Provided by Operating Activities | | | | | | | | | | | | |