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New Accounting Pronouncements (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Feb. 28, 2017 | Feb. 29, 2016
ASU 2015-17 | Current deferred tax assets, net |  |
New Accounting Pronouncements |  |
Impact of recent accounting changes | $ (23,131) | $ (17,636)
ASU 2015-17 | Long-term deferred tax assets, net |  |
New Accounting Pronouncements |  |
Impact of recent accounting changes | 1,038 | 879
ASU 2015-17 | Current deferred tax liabilities, net |  |
New Accounting Pronouncements |  |
Impact of recent accounting changes | 168 |
ASU 2015-17 | Long-term deferred tax liabilities, net |  |
New Accounting Pronouncements |  |
Impact of recent accounting changes | (21,925) | (16,757)
ASU 2015-03 | Other assets – debt issuance costs |  |
New Accounting Pronouncements |  |
Impact of recent accounting changes | (14,917) | (12,618)
ASU 2015-03 | Other assets – accumulated amortization |  |
New Accounting Pronouncements |  |
Impact of recent accounting changes | (9,824) | (8,625)
ASU 2015-03 | Long-term debt, current maturities |  |
New Accounting Pronouncements |  |
Impact of recent accounting changes | (1,296) | (1,156)
ASU 2015-03 | Long-term debt, excluding current maturities |  |
New Accounting Pronouncements |  |
Impact of recent accounting changes | (3,796) | (2,837)
ASU 2016-09 | Accrued income taxes |  |
New Accounting Pronouncements |  |
Impact of recent accounting changes | 1,844 | 989
ASU 2016-09 | Share-based compensation tax benefit |  |
New Accounting Pronouncements |  |
Impact of recent accounting changes | (1,844) | $ (989)
ASU 2016-09 | Share-based compensation expense |  |
New Accounting Pronouncements |  |
Impact of recent accounting changes | 1,754 |
ASU 2016-09 | Current income tax expense |  |
New Accounting Pronouncements |  |
Impact of recent accounting changes | (1,844) |
ASU 2016-09 | Long-term deferred tax assets, net |  |
New Accounting Pronouncements |  |
Impact of recent accounting changes | (232) |
ASU 2016-09 | Additional paid-in capital |  |
New Accounting Pronouncements |  |
Impact of recent accounting changes | 588 |
ASU 2016-09 | Retained earnings |  |
New Accounting Pronouncements |  |
Impact of recent accounting changes | $ (856) |

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