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Consolidated Balance Sheets (Parenthetical) $ in Thousands | Dec. 31, 2016 € / shares | Dec. 31, 2016 USD ($) shares | Dec. 31, 2015 € / shares | Dec. 31, 2015 USD ($) shares
--- | --- | --- | --- | ---
Ordinary share capital, par value | € / shares | € 0.01 |  | € 0.01 |
Ordinary share capital, shares authorized | shares |  | 350,000,000 |  | 350,000,000
Ordinary share capital, shares issued | shares |  | 187,847,345 |  | 203,411,207
Ordinary share capital, shares outstanding | shares |  | 176,247,154 |  | 200,342,204
Unvested restricted stock | shares |  | 3,426,810 |  | 3,030,724
Treasury stock, at cost, shares | shares |  | 11,600,191 |  | 3,069,003
Supplemental balance sheet information - amounts related to assets and liabilities of consolidated VIEs for which creditors do not have recourse to our general credit: |  |  |  |
Restricted cash |  | $ 329,180 |  | $ 419,447
Flight equipment held for operating leases, net |  | 31,501,973 |  | 32,219,494
Accrued maintenance liability |  | 2,750,576 |  | 3,185,794
Debt |  | 27,716,999 |  | 29,641,863
Consolidated Variable Interest Entities [Member] |  |  |  |
Supplemental balance sheet information - amounts related to assets and liabilities of consolidated VIEs for which creditors do not have recourse to our general credit: |  |  |  |
Restricted cash |  | 118,297 |  | 185,969
Flight equipment held for operating leases, net |  | 3,016,373 |  | 3,094,295
Assets other than restricted cash and flight equipment held for operating leases, net |  | 50,665 |  | 114,134
Accrued maintenance liability |  | 175,604 |  | 232,704
Debt |  | 1,313,807 |  | 1,548,877
Liabilities other than accrued maintenance liability and debt |  | $ 107,207 |  | $ 114,994

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