Annual report pursuant to Section 13 and 15(d)

IMPAIRMENT OF GOODWILL AND OTHER INDEFINITE-LIVED INTANGIBLE ASSETS (Details 6)

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IMPAIRMENT OF GOODWILL AND OTHER INDEFINITE-LIVED INTANGIBLE ASSETS (Details 6)
$ in Thousands
 12 Months Ended
Dec. 31, 2016
USD ($)
Dec. 31, 2015
USD ($)
Dec. 31, 2014
USD ($)
>10% [Member] | Digital Media [Member]      
Carrying Amounts And Fair Values Of Financial Instruments [Line Items]      
Number of accounting units 2 1 1
Carrying value including goodwill $ 811 $ 4,488 $ 4,649
>10% [Member] | Publishing [Member]      
Carrying Amounts And Fair Values Of Financial Instruments [Line Items]      
Number of accounting units 2 1 2
Carrying value including goodwill $ 1,360 $ 854 $ 3,417
>10% to 20% [Member] | Digital Media [Member]      
Carrying Amounts And Fair Values Of Financial Instruments [Line Items]      
Number of accounting units 1 0 1
Carrying value including goodwill $ 3,910 $ 0 $ 6,118
>10% to 20% [Member] | Publishing [Member]      
Carrying Amounts And Fair Values Of Financial Instruments [Line Items]      
Number of accounting units 0 0 0
Carrying value including goodwill $ 0 $ 0 $ 0
>20% to 50% [Member] | Digital Media [Member]      
Carrying Amounts And Fair Values Of Financial Instruments [Line Items]      
Number of accounting units 1   1
Carrying value including goodwill $ 28,285   $ 385
>20% to 50% [Member] | Publishing [Member]      
Carrying Amounts And Fair Values Of Financial Instruments [Line Items]      
Number of accounting units 0 0 0
Carrying value including goodwill $ 0 $ 0 $ 0
> than 50% [Member] | Digital Media [Member]      
Carrying Amounts And Fair Values Of Financial Instruments [Line Items]      
Number of accounting units 1 4 1
Carrying value including goodwill $ 941 $ 29,126 $ 26,101
> than 50% [Member] | Publishing [Member]      
Carrying Amounts And Fair Values Of Financial Instruments [Line Items]      
Number of accounting units 0 1 1
Carrying value including goodwill $ 0 $ 2,453 $ 2,314