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Acquisitions and Dispositions (Details 2) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2016 | Sep. 30, 2016 | Jun. 30, 2016 | Mar. 31, 2016 | Dec. 31, 2015 | Sep. 30, 2015 | Jun. 30, 2015 | Mar. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Net operating revenue | $ 37,289 | $ 36,119 | $ 36,438 | $ 32,745 | $ 35,606 | $ 33,831 | $ 34,358 | $ 29,061 |  | $ 142,591 | $ 132,856 | $ 133,998
Station operating expense | 25,978 | 25,459 | 25,420 | 24,685 | 25,868 | 24,324 | 24,311 | 22,765 |  | 101,542 | 97,268 | 98,424
Corporate general and administrative | 2,915 | 2,728 | 2,620 | 2,717 | 2,449 | 2,577 | 2,583 | 2,482 |  | 10,980 | 10,091 | 8,901
Impairment of intangible assets | 0 | 0 | 0 | 0 | 874 | 0 | 0 | 0 | $ 1,936 | 0 | 874 | 1,936
Operating income (loss) | $ 8,404 | $ 9,325 | $ 8,390 | $ 5,343 | $ 6,321 | $ 6,497 | $ 7,450 | $ 3,814 |  | 31,462 | 24,082 | 25,947
Nonrecurring Adjustment [Member] |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Net operating revenue |  |  |  |  |  |  |  |  |  | 142,591 | 139,458 |
Station operating expense |  |  |  |  |  |  |  |  |  | 101,557 | 102,401 |
Corporate general and administrative |  |  |  |  |  |  |  |  |  | 10,980 | 10,091 |
Other operating (income) expenses, net |  |  |  |  |  |  |  |  |  | (1,393) | 541 |
Impairment of intangible assets |  |  |  |  |  |  |  |  |  | 0 | 874 |
Operating income (loss) |  |  |  |  |  |  |  |  |  | 31,447 | 25,551 |
Radio [Member] |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Net operating revenue |  |  |  |  |  |  |  |  |  | 118,955 | 111,792 | 113,627
Station operating expense |  |  |  |  |  |  |  |  |  | 86,799 | 83,188 | 85,167
Corporate general and administrative |  |  |  |  |  |  |  |  |  | 0 | 0 | 0
Impairment of intangible assets |  |  |  |  |  |  |  |  |  | 0 | 874 | 1,936
Operating income (loss) |  |  |  |  |  |  |  |  |  | 33,507 | 27,231 | 27,734
Radio [Member] | Nonrecurring Adjustment [Member] |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Net operating revenue |  |  |  |  |  |  |  |  |  | 118,955 | 118,394 |
Station operating expense |  |  |  |  |  |  |  |  |  | 86,814 | 88,321 |
Corporate general and administrative |  |  |  |  |  |  |  |  |  | 0 | 0 |
Other operating (income) expenses, net |  |  |  |  |  |  |  |  |  | (1,351) | 499 |
Impairment of intangible assets |  |  |  |  |  |  |  |  |  | 0 | 874 |
Operating income (loss) |  |  |  |  |  |  |  |  |  | 33,492 | 28,700 |
Television [Member] |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Net operating revenue |  |  |  |  |  |  |  |  |  | 23,636 | 21,064 | 20,371
Station operating expense |  |  |  |  |  |  |  |  |  | 14,743 | 14,080 | 13,257
Corporate general and administrative |  |  |  |  |  |  |  |  |  | 0 | 0 | 0
Impairment of intangible assets |  |  |  |  |  |  |  |  |  | 0 | 0 | 0
Operating income (loss) |  |  |  |  |  |  |  |  |  | 8,935 | 6,952 | 7,114
Television [Member] | Nonrecurring Adjustment [Member] |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Net operating revenue |  |  |  |  |  |  |  |  |  | 23,636 | 21,064 |
Station operating expense |  |  |  |  |  |  |  |  |  | 14,743 | 14,080 |
Corporate general and administrative |  |  |  |  |  |  |  |  |  | 0 | 0 |
Other operating (income) expenses, net |  |  |  |  |  |  |  |  |  | (42) | 32 |
Impairment of intangible assets |  |  |  |  |  |  |  |  |  | 0 | 0 |
Operating income (loss) |  |  |  |  |  |  |  |  |  | 8,935 | 6,952 |
Corporate and Other [Member] |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Net operating revenue |  |  |  |  |  |  |  |  |  | 0 | 0 | 0
Station operating expense |  |  |  |  |  |  |  |  |  | 0 | 0 | 0
Corporate general and administrative |  |  |  |  |  |  |  |  |  | 10,980 | 10,091 | 8,901
Impairment of intangible assets |  |  |  |  |  |  |  |  |  | 0 | 0 | 0
Operating income (loss) |  |  |  |  |  |  |  |  |  | (10,980) | (10,101) | $ (8,901)
Corporate and Other [Member] | Nonrecurring Adjustment [Member] |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Net operating revenue |  |  |  |  |  |  |  |  |  | 0 | 0 |
Station operating expense |  |  |  |  |  |  |  |  |  | 0 | 0 |
Corporate general and administrative |  |  |  |  |  |  |  |  |  | 10,980 | 10,091 |
Other operating (income) expenses, net |  |  |  |  |  |  |  |  |  | 0 | 10 |
Impairment of intangible assets |  |  |  |  |  |  |  |  |  | 0 | 0 |
Operating income (loss) |  |  |  |  |  |  |  |  |  | (10,980) | (10,101) |
Radio Broadcasting Segment [Member] |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Net operating revenue |  |  |  |  |  |  |  |  |  | 118,955 | 118,394 |
Station operating expense |  |  |  |  |  |  |  |  |  | 86,814 | 88,321 |
Other operating (income) expenses, net |  |  |  |  |  |  |  |  |  | (1,351) | 499 |
Impairment of intangible assets |  |  |  |  |  |  |  |  |  | 0 | 874 |
Operating income (loss) |  |  |  |  |  |  |  |  |  | 33,492 | 28,700 |
Television Broadcasting Segment [Member] |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Net operating revenue |  |  |  |  |  |  |  |  |  | 23,636 | 21,064 |
Station operating expense |  |  |  |  |  |  |  |  |  | 14,743 | 14,080 |
Other operating (income) expenses, net |  |  |  |  |  |  |  |  |  | (42) | 32 |
Operating income (loss) |  |  |  |  |  |  |  |  |  | $ 8,935 | $ 6,952 |

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