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Segment Information (Details) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2018 USD ($) | Sep. 30, 2018 USD ($) | Jul. 01, 2018 USD ($) | Apr. 01, 2018 USD ($) | Dec. 31, 2017 USD ($) | Oct. 01, 2017 USD ($) | Jul. 02, 2017 USD ($) | Apr. 02, 2017 USD ($) | Dec. 31, 2018 USD ($) segment | Dec. 31, 2018 USD ($) item | Dec. 31, 2018 USD ($) | Dec. 31, 2017 USD ($) | Dec. 31, 2016 USD ($)
Segment information |  |  |  |  |  |  |  |  |  |  |  |  |
Number of geographic segments |  |  |  |  |  |  |  |  | 3 | 3 |  |  |
Revenue | $ 387.6 | $ 390.9 | $ 407.9 | $ 378.5 | $ 366.3 | $ 364.7 | $ 378.5 | $ 347.2 |  |  | $ 1,564.9 | $ 1,456.7 | $ 1,398.4
Consolidated operating income (loss) |  |  |  |  |  |  |  |  |  |  | 188.4 | 162.3 | 145.0
Interest income |  |  |  |  |  |  |  |  |  |  | (0.8) | (1.0) | (1.0)
Interest expense |  |  |  |  |  |  |  |  |  |  | 16.3 | 19.1 | 22.6
Other (income) expense, net |  |  |  |  |  |  |  |  |  |  | (1.7) | 1.1 | (4.4)
INCOME BEFORE INCOME TAXES |  |  |  |  |  |  |  |  |  |  | 174.6 | 143.1 | 127.8
Capital Expenditures |  |  |  |  |  |  |  |  |  |  | 35.9 | 29.4 | 36.0
Depreciation and Amortization |  |  |  |  |  |  |  |  |  |  | 48.5 | 52.2 | 51.2
Identifiable assets (at end of period) | 1,653.7 |  |  |  | 1,736.5 |  |  |  | $ 1,653.7 | $ 1,653.7 | 1,653.7 | 1,736.5 | 1,763.2
Property, plant and equipment, net (at end of period) | 201.9 |  |  |  | 198.5 |  |  |  | 201.9 | 201.9 | 201.9 | 198.5 | 189.7
Goodwill impairment charge |  |  |  |  |  |  |  |  |  |  | 0.0 | 0.0 |
Gain on disposition |  |  |  |  |  |  |  |  |  |  |  |  | 8.7
Residential & commercial flow control |  |  |  |  |  |  |  |  |  |  |  |  |
Segment information |  |  |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  |  |  | 804.4 |  |
HVAC & gas |  |  |  |  |  |  |  |  |  |  |  |  |
Segment information |  |  |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  |  |  | 507.0 |  |
Drainage & water re-use |  |  |  |  |  |  |  |  |  |  |  |  |
Segment information |  |  |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  |  |  | 163.1 |  |
Water quality |  |  |  |  |  |  |  |  |  |  |  |  |
Segment information |  |  |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  |  |  | 90.4 |  |
Reportable segments |  |  |  |  |  |  |  |  |  |  |  |  |
Segment information |  |  |  |  |  |  |  |  |  |  |  |  |
Consolidated operating income (loss) |  |  |  |  |  |  |  |  |  |  | 228.1 | 199.1 | 182.2
Corporate |  |  |  |  |  |  |  |  |  |  |  |  |
Segment information |  |  |  |  |  |  |  |  |  |  |  |  |
Consolidated operating income (loss) |  |  |  |  |  |  |  |  |  |  | (39.7) | (36.8) | (37.2)
Intersegment sales |  |  |  |  |  |  |  |  |  |  |  |  |
Segment information |  |  |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  |  |  | 115.3 | 96.4 | 101.0
Americas |  |  |  |  |  |  |  |  |  |  |  |  |
Segment information |  |  |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  |  |  | 1,032.1 | 951.9 | 900.9
Capital Expenditures |  |  |  |  |  |  |  |  |  |  | 21.5 | 20.7 | 25.7
Depreciation and Amortization |  |  |  |  |  |  |  |  |  |  | 29.1 | 30.8 | 28.8
Identifiable assets (at end of period) | 1,028.1 |  |  |  | 1,069.2 |  |  |  | 1,028.1 | 1,028.1 | 1,028.1 | 1,069.2 | 1,054.7
Property, plant and equipment, net (at end of period) | 115.0 |  |  |  | 109.3 |  |  |  | 115.0 | 115.0 | 115.0 | 109.3 | 106.2
Americas | Residential & commercial flow control |  |  |  |  |  |  |  |  |  |  |  |  |
Segment information |  |  |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  |  |  | 582.0 |  |
Americas | HVAC & gas |  |  |  |  |  |  |  |  |  |  |  |  |
Segment information |  |  |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  |  |  | 289.2 |  |
Americas | Drainage & water re-use |  |  |  |  |  |  |  |  |  |  |  |  |
Segment information |  |  |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  |  |  | 73.1 |  |
Americas | Water quality |  |  |  |  |  |  |  |  |  |  |  |  |
Segment information |  |  |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  |  |  | 87.8 |  |
Americas | U.S. |  |  |  |  |  |  |  |  |  |  |  |  |
Segment information |  |  |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  |  |  | 964.2 | 886.2 | 839.2
Property, plant and equipment, net (at end of period) | 111.0 |  |  |  | 105.1 |  |  |  | 111.0 | 111.0 | 111.0 | 105.1 | 102.5
Americas | Reportable segments |  |  |  |  |  |  |  |  |  |  |  |  |
Segment information |  |  |  |  |  |  |  |  |  |  |  |  |
Consolidated operating income (loss) |  |  |  |  |  |  |  |  |  |  | 171.1 | 146.8 | 127.1
Americas | Intersegment sales |  |  |  |  |  |  |  |  |  |  |  |  |
Segment information |  |  |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  |  |  | 12.7 | 12.1 | 12.0
Europe |  |  |  |  |  |  |  |  |  |  |  |  |
Segment information |  |  |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  |  |  | 467.0 | 440.3 | 431.3
Capital Expenditures |  |  |  |  |  |  |  |  |  |  | 12.7 | 8.0 | 8.9
Depreciation and Amortization |  |  |  |  |  |  |  |  |  |  | 16.7 | 18.6 | 19.3
Identifiable assets (at end of period) | 510.2 |  |  |  | 524.0 |  |  |  | 510.2 | 510.2 | 510.2 | 524.0 | 577.3
Property, plant and equipment, net (at end of period) | 80.0 |  |  |  | 82.1 |  |  |  | 80.0 | 80.0 | 80.0 | 82.1 | 75.6
Europe | Residential & commercial flow control |  |  |  |  |  |  |  |  |  |  |  |  |
Segment information |  |  |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  |  |  | 176.2 |  |
Europe | HVAC & gas |  |  |  |  |  |  |  |  |  |  |  |  |
Segment information |  |  |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  |  |  | 201.6 |  |
Europe | Drainage & water re-use |  |  |  |  |  |  |  |  |  |  |  |  |
Segment information |  |  |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  |  |  | 87.8 |  |
Europe | Water quality |  |  |  |  |  |  |  |  |  |  |  |  |
Segment information |  |  |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  |  |  | 1.4 |  |
Europe | Reportable segments |  |  |  |  |  |  |  |  |  |  |  |  |
Segment information |  |  |  |  |  |  |  |  |  |  |  |  |
Consolidated operating income (loss) |  |  |  |  |  |  |  |  |  |  | 49.8 | 47.6 | 40.0
Europe | Intersegment sales |  |  |  |  |  |  |  |  |  |  |  |  |
Segment information |  |  |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  |  |  | 14.2 | 14.6 | 12.3
APMEA |  |  |  |  |  |  |  |  |  |  |  |  |
Segment information |  |  |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  |  |  | 65.8 | 64.5 | 66.2
Capital Expenditures |  |  |  |  |  |  |  |  |  |  | 1.7 | 0.7 | 1.4
Depreciation and Amortization |  |  |  |  |  |  |  |  |  |  | 2.7 | 2.8 | 3.1
Identifiable assets (at end of period) | 115.4 |  |  |  | 143.3 |  |  |  | 115.4 | 115.4 | 115.4 | 143.3 | 131.2
Property, plant and equipment, net (at end of period) | $ 6.9 |  |  |  | $ 7.1 |  |  |  | $ 6.9 | $ 6.9 | 6.9 | 7.1 | 7.9
Gain on disposition |  |  |  |  |  |  |  |  |  |  |  |  | 8.7
APMEA | Residential & commercial flow control |  |  |  |  |  |  |  |  |  |  |  |  |
Segment information |  |  |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  |  |  | 46.2 |  |
APMEA | HVAC & gas |  |  |  |  |  |  |  |  |  |  |  |  |
Segment information |  |  |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  |  |  | 16.2 |  |
APMEA | Drainage & water re-use |  |  |  |  |  |  |  |  |  |  |  |  |
Segment information |  |  |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  |  |  | 2.2 |  |
APMEA | Water quality |  |  |  |  |  |  |  |  |  |  |  |  |
Segment information |  |  |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  |  |  | 1.2 |  |
APMEA | Reportable segments |  |  |  |  |  |  |  |  |  |  |  |  |
Segment information |  |  |  |  |  |  |  |  |  |  |  |  |
Consolidated operating income (loss) |  |  |  |  |  |  |  |  |  |  | 7.2 | 4.7 | 15.1
APMEA | Intersegment sales |  |  |  |  |  |  |  |  |  |  |  |  |
Segment information |  |  |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  |  |  | $ 88.4 | $ 69.7 | $ 76.7

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