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Accumulated Other Comprehensive Income (Tables) | 12 Months Ended
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Dec. 31, 2017
Equity [Abstract] |
Changes in the balances of each component of accumulated other comprehensive income | Changes in the balances of each component of accumulated other comprehensive income for the years ended December 31, 2017, 2016 and 2015 are as follows:
|  | Accumulated loss on foreign currency translation |  | Accumulated loss on interest rate swaps |  | Total
|  | (In thousands)
BALANCE, December 31, 2014 |  | $ | (64,075 | ) |  | $ | (17,909 | ) |  | $ | (81,984 | )
Other comprehensive loss, net of tax |  | (54,457 | ) |  | (1,543 | ) |  | (56,000 | )
BALANCE, December 31, 2015 |  | (118,532 | ) |  | (19,452 | ) |  | (137,984 | )
Other comprehensive (loss) income, net of tax |  | (19,081 | ) |  | 10,121 |  |  | (8,960 | )
BALANCE, December 31, 2016 |  | (137,613 | ) |  | (9,331 | ) |  | (146,944 | )
Other comprehensive income, net of tax |  | 15,061 |  |  | 8,657 |  |  | 23,718 |
BALANCE, December 31, 2017 |  | $ | (122,552 | ) |  | $ | (674 | ) |  | $ | (123,226 | )

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- Definition Tabular disclosure of the components of accumulated other comprehensive income (loss). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=66004124&loc=SL7669686-108580 + Details
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