Investment in Other Companies	12 Months Ended
Dec. 31, 2012
Investment in Other Companies
Investment in Other Companies	(8) Investment in Other Companies In September 2008, the Company entered into an agreement to acquire a 20% interest in TRIP. As of December 31, 2012, the Company's investment balance in TRIP was $19.1 million. On July 12, 2012, the Company sold its interest in TRIP for a price of $42 million. The purchase price is scheduled to be paid in three installments over a two-year period and may be accelerated upon the occurrence of certain conditions identified in the purchase agreement. As part of the sale transaction, the Company also received an option to acquire 15.38% of the ownership in Trip Investimentos Ltda., the purchaser of the Company's TRIP shares ("Trip Investimentos"). The Company has also recorded the fair value of the option. The option has an initial exercise price per share equal to the price paid by Trip Investimentos to acquire the TRIP shares from the Company. The exercise price escalates annually at a specified rate and the Company can exercise the option, at its discretion, between the second and fourth anniversaries of the Company's receipt of the final required installment payments from Trip Investimentos. Under the terms of the agreement, Trip Investimentos cannot transfer the TRIP shares until the three installment payments have been made. The restriction on Trip Investimentos' ability to transfer the TRIP shares prevents the transaction from being recognized as a sale. As a result, the Company will account for the transaction as a sale once all three installment payments have been made. The Company has no continuing involvement with the TRIP shares. As of December 31, 2012, the Company had received the first installment payment of $8.1 million. This payment was recorded as an "Other Long-Term Liability" on the Company's consolidated balance sheet. The second installment payment is due July 12, 2013, for an amount of $16.8 million. The third installment payment is due July 12, 2014 for an amount of $16.8 million. The future installment payments and the option to purchase 15.38% of Trip Investimentos represent variable interests in TRIP Investimentos, which is a variable interest entity. The Company has no equity interest and no control over Trip Investimentos, and therefore the Company does not consolidate Trip Investimentos. On September 29, 2010, the Company invested $7 million for a 30% ownership interest in Air Mekong. During 2011, the Company invested an additional $3 million in Air Mekong. As of December 31, 2012, the Company's investment balance in Air Mekong was $1.7 million. The Company's investments in TRIP and Air Mekong have been recorded as "Other Assets" on the Company's consolidated balance sheet. The Company's ownership interest in Air Mekong decreased to 17% as a result of additional financing received by Air Mekong. As a result, for purposes of generally accepted accounting principles, the Company no longer has significant influence over the operations of Air Mekong. Beginning October 1, 2012, the Company ceased to account for its investment in Air Mekong under the equity method and, subsequent to that date, has accounted for its investment in Air Mekong under the cost method. The Company's portion of the losses incurred by TRIP and Air Mekong for the year ended December 31, 2012 and 2011 was $10.2 million (pre-tax), and $13.3 million (pre-tax), respectively. In connection with the sale of its investment in TRIP on July 12, 2012, the Company relinquished its board seat and voting rights and for purposes of generally accepted accounting principles, no longer has significant influence over the operations of TRIP. As a result, the Company ceased to account for its investment in TRIP under the equity method beginning on July 12, 2012 and, subsequent to that date, has accounted for its investment in TRIP under the cost method.

Investment in Other Companies

12 Months Ended

Dec. 31, 2012

(8) Investment in Other Companies

In September 2008, the Company entered into an agreement to acquire a 20% interest in TRIP. As of December 31, 2012, the Company's investment balance in TRIP was $19.1 million.

On July 12, 2012, the Company sold its interest in TRIP for a price of $42 million. The purchase price is scheduled to be paid in three installments over a two-year period and may be accelerated upon the occurrence of certain conditions identified in the purchase agreement. As part of the sale transaction, the Company also received an option to acquire 15.38% of the ownership in Trip Investimentos Ltda., the purchaser of the Company's TRIP shares ("Trip Investimentos"). The Company has also recorded the fair value of the option. The option has an initial exercise price per share equal to the price paid by Trip Investimentos to acquire the TRIP shares from the Company. The exercise price escalates annually at a specified rate and the Company can exercise the option, at its discretion, between the second and fourth anniversaries of the Company's receipt of the final required installment payments from Trip Investimentos. Under the terms of the agreement, Trip Investimentos cannot transfer the TRIP shares until the three installment payments have been made. The restriction on Trip Investimentos' ability to transfer the TRIP shares prevents the transaction from being recognized as a sale. As a result, the Company will account for the transaction as a sale once all three installment payments have been made. The Company has no continuing involvement with the TRIP shares. As of December 31, 2012, the Company had received the first installment payment of $8.1 million. This payment was recorded as an "Other Long-Term Liability" on the Company's consolidated balance sheet. The second installment payment is due July 12, 2013, for an amount of $16.8 million. The third installment payment is due July 12, 2014 for an amount of $16.8 million. The future installment payments and the option to purchase 15.38% of Trip Investimentos represent variable interests in TRIP Investimentos, which is a variable interest entity. The Company has no equity interest and no control over Trip Investimentos, and therefore the Company does not consolidate Trip Investimentos.

On September 29, 2010, the Company invested $7 million for a 30% ownership interest in Air Mekong. During 2011, the Company invested an additional $3 million in Air Mekong. As of December 31, 2012, the Company's investment balance in Air Mekong was $1.7 million.

The Company's investments in TRIP and Air Mekong have been recorded as "Other Assets" on the Company's consolidated balance sheet. The Company's ownership interest in Air Mekong decreased to 17% as a result of additional financing received by Air Mekong. As a result, for purposes of generally accepted accounting principles, the Company no longer has significant influence over the operations of Air Mekong. Beginning October 1, 2012, the Company ceased to account for its investment in Air Mekong under the equity method and, subsequent to that date, has accounted for its investment in Air Mekong under the cost method. The Company's portion of the losses incurred by TRIP and Air Mekong for the year ended December 31, 2012 and 2011 was $10.2 million (pre-tax), and $13.3 million (pre-tax), respectively. In connection with the sale of its investment in TRIP on July 12, 2012, the Company relinquished its board seat and voting rights and for purposes of generally accepted accounting principles, no longer has significant influence over the operations of TRIP. As a result, the Company ceased to account for its investment in TRIP under the equity method beginning on July 12, 2012 and, subsequent to that date, has accounted for its investment in TRIP under the cost method.

- Definition

The entire disclosure for equity investment, or group of investments, for which combined disclosure is appropriate, including: (a) the name of each investee and percentage of ownership of common stock, (b) accounting policies for investments in common stock, (c) difference between the amount at which the investment is carried and the amount of underlying equity in net assets and the accounting treatment of the difference, (d) the total fair value of each identified investment for which a market value is available, (e) summarized information as to assets, liabilities, and results of operations of the investees (for investments in unconsolidated subsidiaries, common stock of joint ventures, or other investments using the equity method), and (f) material effects of possible conversions, exercises, or contingent issuances of the investee. Other disclosures include (a) the names of any investee in which the investor owns 20 percent or more of the voting stock and investment is not accounted for using the equity method, and the reasons why not, and (b) the names of any investee in which the investor owns less than 20 percent of the voting stock and the investment is accounted for using the equity method, and the reasons why it is.

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