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Shareholders’ Equity (Tables)
 6 Months Ended
Jun. 30, 2015
Equity [Abstract]  
Schedule of Accumulated Other Comprehensive Income (Loss)
Changes in components of accumulated other comprehensive income (in thousands):
 
 
 
Quarters Ended
June 30,
 
Six Months Ended
June 30,
 
 
 
2015
 
2014
 
2015
 
2014
Investments
 
 
 
 
 
 
 
 
 
Accumulated other comprehensive income (loss), beginning of period
 
$
2,158

 
$
2,822

 
$
2,252

 
$
6,397

 
Unrealized gains (losses), net of tax effects of $(60), $0, $56 and $0
 
(97
)
 
(38
)
 
108

 
(1,242
)
 
Reclassification adjustments for losses (gains) included in other income (expense), net of tax effects of $0, $0, $(1) and $(4)
 
(94
)
 
—

 
(393
)
 
(2,371
)
 
Net current period other comprehensive income
 
(191
)
 
(38
)
 
(285
)
 
(3,613
)
 
Accumulated other comprehensive income (loss) balance, end of period
 
$
1,967

 
$
2,784

 
$
1,967

 
$
2,784

Foreign currency translation
 
 
 
 
 
 
 
 
 
Accumulated other comprehensive income (loss), beginning of period
 
$
(60,089
)
 
$
(54,117
)
 
$
(57,504
)
 
$
(54,092
)
 
Translation adjustments
 
588

 
216

 
(1,997
)
 
239

 
Reclassification adjustments for losses (gains) included in other income (expense)
 
—

 
—

 
—

 
(48
)
 
Net current period other comprehensive income
 
588

 
216

 
(1,997
)
 
191

 
Accumulated other comprehensive income (loss) balance, end of period
 
$
(59,501
)
 
$
(53,901
)
 
$
(59,501
)
 
$
(53,901
)
Total accumulated other comprehensive income (loss), end of period
 
$
(57,534
)
 
$
(51,117
)
 
$
(57,534
)
 
$
(51,117
)