| In millions, except per share items | Jun-30-19 | Sep-30-18 | Jun-30-18 | Mar-31-18 | Dec-31-17 | Sep-30-17 | Jun-30-17 | Mar-31-17 |
| | 10-Q | 10-Q | 10-Q | 10-Q | 10-K | 10-Q | 10-Q | 10-Q |
| Revenues |
| Structural Wall Panel Manufacturing | 4.0 | 5.2 | 5.5 | 2.8 | 3.8 | 4.2 | 4.5 | 3.8 |
| Modular Home Manufacturing | 2.9 | 3.1 | 4.9 | 4.8 | 6.3 | 6.0 | 6.3 | 5.6 |
| Investment Fund Management | 0.1 | | 0.9 | | | | | |
| |
| Mix |
| Structural Wall Panel Manufacturing | 57.4% | 62.4% | 48.8% | 36.9% | 37.6% | 41.0% | 42.0% | 40.4% |
| Modular Home Manufacturing | 41.9% | 37.6% | 43.5% | 63.1% | 62.4% | 59.0% | 58.0% | 59.6% |
| Investment Fund Management | 0.7% | | 7.7% | | | | | |
| |
| Growth |
| Structural Wall Panel Manufacturing | -28.2% | 23.4% | 21.8% | -25.3% | | | | |
| Modular Home Manufacturing | -41.4% | -48.3% | -21.3% | -13.5% | | | | |
| Investment Fund Management | -94.3% | | | | | | | |