| In millions, except per share items | Dec-31-20 | Dec-31-19 | Dec-31-18 | Dec-31-17 | Dec-31-16 | Dec-31-15 | Dec-31-14 | Dec-31-13 |
| | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K |
| Revenues: |
| Business and Wholesale Service | 162.9 | 150.6 | 144.6 | 139.1 | 136.9 | 126.4 | | 102.8 |
| Wireline | | | | 403.1 | 226.9 | 219.8 | 215.1 | |
| Other | 45.4 | 48.6 | 54.6 | | | | 99.8 | 246.2 |
| Total revenues | 208.3 | 199.1 | 199.2 | 226.9 | 226.9 | 232.8 | 314.9 | 348.9 |
| Revenue growth [+] | 4.6% | 0.0% | -12.2% | 0.0% | -2.6% | -26.1% | -9.8% | -5.1% |
| Business and Wholesale Service | 8.2% | 4.1% | 3.9% | 1.7% | 8.2% | | | -8.2% |
| Wireline | | | | 77.7% | 3.2% | 2.2% | | |
| Cost of goods sold [+] | 112.4 | 105.6 | 107.5 | 104.6 | 102.1 | 112.1 | 123.9 | 138.1 |
| Related party costs | | | | | | 5.0 | | |
| Gross profit | 95.8 | 93.5 | 91.7 | 122.3 | 124.7 | 120.7 | 191.0 | 210.8 |
| Gross margin | 46.0% | 47.0% | 46.0% | 53.9% | 55.0% | 51.8% | 60.7% | 60.4% |
| Selling, general and administrative | 65.8 | 66.7 | 66.6 | 66.6 | 70.2 | 88.4 | 101.4 | 111.0 |
| Equity in earnings | | | | | | | | -18.1 |
| Other operating expenses | -32.3 | -32.6 | -33.3 | | | -3.1 | 21.2 | 8.4 |
| EBITDA [+] | 62.4 | 59.4 | 58.3 | 55.7 | 54.5 | 35.4 | 68.5 | 73.3 |
| EBITDA growth | 5.0% | 1.8% | 4.7% | 2.1% | 54.2% | -48.3% | -6.7% | -34.5% |
| EBITDA margin | 29.9% | 29.8% | 29.3% | 24.5% | 24.0% | 15.2% | 21.7% | 21.0% |
| Depreciation and amortization | 40.7 | 37.3 | 33.9 | 36.3 | 34.7 | 33.9 | 32.6 | 42.2 |
| EBIT [+] | 21.7 | 22.1 | 24.4 | 19.4 | 19.8 | 1.5 | 35.9 | 31.2 |
| EBIT growth | -1.8% | -9.5% | 26.0% | -2.3% | 1227.3% | -95.8% | 15.2% | -48.5% |
| EBIT margin | 10.4% | 11.1% | 12.3% | 8.5% | 8.7% | 0.6% | 11.4% | 8.9% |
| Non-recurring items [+] | 9.8 | 0.2 | 0.1 | 0.1 | 0.3 | -46.3 | 6.1 | -207.8 |
| Asset impairment | | | | | | | 6.0 | |
| Loss (gain) on sale of assets | 0.2 | 0.2 | 0.1 | 0.1 | 0.3 | -46.3 | 0.1 | -207.8 |
| Interest expense, net [+] | 10.8 | 11.7 | 13.3 | 14.8 | 15.4 | 19.8 | 34.3 | 40.4 |
| Interest expense | 11.0 | 12.1 | 13.4 | 14.9 | 15.4 | 19.8 | 34.4 | 40.5 |
| Interest income | 0.2 | 0.4 | 0.2 | 0.0 | 0.0 | 0.1 | 0.1 | 0.1 |
| Other income (expense), net [+] | 0.4 | -2.7 | 0.0 | -8.1 | -0.3 | -4.9 | | 16.4 |
| Gain (loss) on debt retirement | | -2.8 | | -7.5 | -0.3 | -4.9 | | -1.7 |
| Other | 0.4 | 0.2 | 0.0 | -0.6 | | | -34.3 | 0.0 |
| Pre-tax income | 1.5 | 7.6 | 11.0 | -3.6 | 3.8 | 23.1 | -4.6 | 214.8 |
| Income taxes | 2.7 | 2.8 | 2.0 | 2.6 | 1.5 | 10.2 | -1.8 | 56.4 |
| Tax rate | 176.6% | 36.4% | 18.5% | | 40.0% | 44.2% | 39.1% | 26.2% |
| Minority interest | -0.1 | -0.1 | -0.1 | -0.1 | -0.1 | -0.1 | | |
| Net income | -1.1 | 4.9 | 9.1 | -6.1 | 2.4 | 13.0 | -2.8 | 158.5 |
| Net margin | -0.5% | 2.5% | 4.6% | -2.7% | 1.1% | 5.6% | -0.9% | 45.4% |
| |
| Basic EPS [+] | ($0.02) | $0.09 | $0.17 | ($0.12) | $0.05 | $0.26 | ($0.06) | $3.37 |
| Growth | -121.5% | -46.1% | -246.6% | -350.5% | -81.9% | -557.5% | -101.7% | 780.5% |
| Diluted EPS [+] | ($0.02) | $0.09 | $0.17 | ($0.12) | $0.05 | $0.25 | ($0.06) | $2.68 |
| Growth | -121.9% | -46.2% | -244.4% | -355.5% | -81.9% | -547.5% | -102.1% | 606.5% |
| |
| Dividends per share [+] | $0.09 | | | | | | | |
| Growth | | | | | | | | -100.0% |
| |
| Shares outstanding (basic) [+] | 54.0 | 53.4 | 53.0 | 52.2 | 51.2 | 50.2 | 49.3 | 47.1 |
| Growth | 1.2% | 0.6% | 1.6% | 2.1% | 1.8% | 1.9% | 4.8% | 3.4% |
| Shares outstanding (diluted) [+] | 54.0 | 54.3 | 53.8 | 52.2 | 52.2 | 51.4 | 49.3 | 59.1 |
| Growth | -0.5% | 0.8% | 3.1% | 0.1% | 1.6% | 4.1% | -16.5% | 28.8% |
| |
| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |