Revenue (Disaggregated by Revenue Source) (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2019	Dec. 31, 2018
Disaggregation of Revenue [Line Items]
Revenues	$ 46,802	$ 43,057	$ 47,115	$ 46,589	$ 52,613	$ 49,052	$ 51,169	$ 49,453	$ 183,563	$ 202,287
Print Advertising [Member]
Disaggregation of Revenue [Line Items]
Revenues									62,256	69,218
Digital Advertising and Marketing Services [Member]
Disaggregation of Revenue [Line Items]
Revenues									33,600	36,210
Advertising And Marketing Services [Member]
Disaggregation of Revenue [Line Items]
Revenues									95,856	105,428
Print Circulation [Member]
Disaggregation of Revenue [Line Items]
Revenues									63,321	68,033
Digital Circulation [Member]
Disaggregation of Revenue [Line Items]
Revenues									4,939	3,886
Circulation [Member]
Disaggregation of Revenue [Line Items]
Revenues									68,260	71,919
Printing, Distribution And Other [Member]
Disaggregation of Revenue [Line Items]
Revenues									$ 19,447	$ 24,940