| 340,769 | 371,624 | 332,537 | 340,338 | 322,743 | 339,279 | | | | | | |
Accrued Expenses, Accounts Payable and Other Liabilities | | | | | | | | | | | | |
| 26,288 | 24,584 | 22,562 | 21,453 | 16,938 | 13,567 | | | | | | |
| | | | | | | | | | | | |
Current Portion of Long-Term Debt | — | — | — | — | 15,786 | 16,343 | | | | | | |
Current Unsecured Senior Notes | | | | | | | | | | | | |
| 71,241 | 68,225 | 68,335 | 78,157 | 77,473 | 74,384 | | | | | | |
Deferred Revenue and Customer Advances | | | | | | | | | | | | |
Other Current Liabilities | 5,839 | 9,194 | 11,912 | 17,411 | 11,928 | 19,317 | | | | | | |
| | | | | | | | | | | | |
| | | | | | | | | | | | |
| | | | | | | | | | | | |
Total Current Liabilities | 444,137 | 473,627 | 435,346 | 457,359 | 444,868 | 462,890 | | | | | | |
Total Current Liabilities | | | | | | | | | | | | |
| 255,306 | 207,514 | 208,141 | 210,075 | 169,536 | 178,027 | | | | | | |
Non-Current Bank Borrowings | | | | | | | | | | | | |
Non-Current Unsecured Senior Notes | | | | | | | | | | | | |
Non-Current Convertible Unsecured Senior Notes | | | | | | | | | | | | |
Non-Current Exchangeable Bonds | | | | | | | | | | | | |
Other Long-Term Liabilities | 72,652 | 72,625 | 70,634 | 92,735 | 90,430 | 90,777 | | | | | | |
| | | | | | | | | | | | |
| | | | | | | | | | | | |
| | | | | | | | | | | | |
Total Long-Term Liabilities | 327,958 | 280,139 | 278,775 | 302,810 | 259,966 | 268,804 | | | | | | |
| 772,095 | 753,766 | 714,121 | 760,169 | 704,834 | 731,694 | | | | | | |
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