Quarterly report pursuant to Section 13 or 15(d)

AMORTIZABLE INTANGIBLE ASSETS (Summary of Significant Classes of Amortizable Intangible Assets) (Details)

v3.3.0.814
AMORTIZABLE INTANGIBLE ASSETS (Summary of Significant Classes of Amortizable Intangible Assets) (Details) - USD ($)
$ in Thousands
Sep. 30, 2015
Dec. 31, 2014
Finite-Lived Intangible Assets [Line Items]    
Cost $ 50,801 $ 46,525
Accumulated Amortization (38,103) (34,130)
Net 12,698 12,395
Customer lists and contracts [Member]    
Finite-Lived Intangible Assets [Line Items]    
Cost 19,939 19,910
Accumulated Amortization (18,387) (16,558)
Net 1,552 3,352
Domain and brand names [Member]    
Finite-Lived Intangible Assets [Line Items]    
Cost 16,555 15,465
Accumulated Amortization (10,823) (9,722)
Net 5,732 5,743
Favorable and assigned leases [Member]    
Finite-Lived Intangible Assets [Line Items]    
Cost 2,379 2,379
Accumulated Amortization (1,864) (1,795)
Net 515 584
Subscriber base and lists [Member]    
Finite-Lived Intangible Assets [Line Items]    
Cost 7,313 4,302
Accumulated Amortization (3,453) (2,671)
Net 3,860 1,631
Author relationships [Member]    
Finite-Lived Intangible Assets [Line Items]    
Cost 2,245 2,245
Accumulated Amortization (1,487) (1,379)
Net 758 866
Non-compete agreements [Member]    
Finite-Lived Intangible Assets [Line Items]    
Cost 1,034 888
Accumulated Amortization (753) (669)
Net 281 219
Other amortizable intangible assets [Member]    
Finite-Lived Intangible Assets [Line Items]    
Cost 1,336 1,336
Accumulated Amortization $ (1,336) $ (1,336)
Net