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Business Segments and Major Customers - Summary of Reportable Segments (Detail) (USD $)
In Thousands, unless otherwise specified |
3 Months Ended | 12 Months Ended | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
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Dec. 31, 2013
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Sep. 30, 2013
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Jun. 30, 2013
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Mar. 31, 2013
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Dec. 31, 2012
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Sep. 30, 2012
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Jun. 30, 2012
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Mar. 31, 2012
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Dec. 31, 2013
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Dec. 31, 2012
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Dec. 31, 2011
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| Segment Reporting Information [Line Items] | |||||||||||
| Service revenue | $ 250,381 | $ 167,067 | $ 103,918 | ||||||||
| Equipment revenue | 77,743 | 66,448 | 56,238 | ||||||||
| Total revenue | 92,554 | 85,379 | 79,437 | 70,754 | 63,523 | 57,840 | 57,879 | 54,273 | 328,124 | 233,515 | 160,156 |
| Segment profit (loss) | 8,389 | 9,344 | (812) | ||||||||
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CA-NA [Member]
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| Segment Reporting Information [Line Items] | |||||||||||
| Service revenue | 196,732 | 132,607 | 83,421 | ||||||||
| Equipment revenue | 2,336 | 1,833 | 2,539 | ||||||||
| Total revenue | 199,068 | 134,440 | 85,960 | ||||||||
| Segment profit (loss) | (1,328) | (12,211) | (25,820) | ||||||||
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CA-ROW [Member]
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| Segment Reporting Information [Line Items] | |||||||||||
| Service revenue | 1,392 | ||||||||||
| Equipment revenue | 168 | 670 | |||||||||
| Total revenue | 1,560 | 670 | |||||||||
| Segment profit (loss) | (41,004) | (14,261) | |||||||||
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BA [Member]
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| Segment Reporting Information [Line Items] | |||||||||||
| Service revenue | 52,257 | 34,460 | |||||||||
| Equipment revenue | 75,239 | 63,945 | 53,699 | ||||||||
| Total revenue | 127,496 | 98,405 | |||||||||
| Segment profit (loss) | $ 50,721 | $ 35,816 | $ 25,008 | ||||||||