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CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (unaudited) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2013 | Jun. 30, 2012 | Jun. 30, 2013 | Jun. 30, 2012
Statement Of Other Comprehensive Income [Abstract] |  |  |  |  |  |  |  |
Net income | $ 76,721 |  | $ 44,833 |  | $ 121,868 |  | $ 64,182 |
Other comprehensive income (loss), net of income taxes: |  |  |  |  |  |  |  |
Unrealized foreign currency translation income (loss) arising during the period | 640 |  | (1) |  | 677 |  |  |
Change in deferred loss on cash flow hedges arising during the period | (3,351) | [1] | (2,538) | [1] | (7,473) | [1] | (3,734) | [1]
Reclassification adjustment for losses on cash flow hedges included in net income | 1,016 | [2] | 535 | [2] | 1,420 | [2] | 4,803 | [2]
Net change in deferred loss on cash flow hedges | (2,335) |  | (2,003) |  | (6,053) |  | 1,069 |
Other | 1 |  | 2 |  | 3 |  | 3 |
Total other comprehensive income, net of income taxes | (1,694) |  | (2,002) |  | (5,373) |  | 1,072 |
Comprehensive income | $ 75,027 |  | $ 42,831 |  | $ 116,495 |  | $ 65,254 |
[1] | Net of income tax benefit of $2.1 million and $1.5 million for the three months ended June 30, 2013 and 2012, respectively, and $4.9million and $2.2 million for the six months ended June 30, 2013 and 2012, respectively.
[2] | Net of income tax expense of $0.6 million and $0.3 million for the three months ended June 30, 2013 and 2012, respectively, and $0.9 million and $2.7 million for the six months ended June 30, 2013 and 2012, respectively.

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