XML 29 R17.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Earnings Per Share | 9 Months Ended
--- | ---
Sep. 30, 2018
Earnings Per Share [Abstract] |
Earnings Per Share | Earnings Per Share The reconciliation of basic and diluted earnings per share on common stock for the third quarter and September year to date 2018 and 2017 follows (in millions of dollars except per share data):
| Third Quarter |  | September Year to Date
| 2018 |  | 2017 |  | 2018 |  | 2017
Net earnings | $ | 33.1 |  |  | $ | 23.0 |  |  | $ | 46.8 |  |  | $ | 53.9 |
Less: earnings allocated to participating securities | (0.4 | ) |  | (0.3 | ) |  | (0.5 | ) |  | (0.9 | )
Net earnings available to common shareholders | $ | 32.7 |  |  | $ | 22.7 |  |  | $ | 46.3 |  |  | $ | 53.0 |
Average shares outstanding (millions): |  |  |  |  |  |  |
Basic | 38.8 |  |  | 38.3 |  |  | 38.7 |  |  | 38.3 |
Dilutive share awards | 0.1 |  |  | 0.5 |  |  | 0.1 |  |  | 0.5 |
Diluted | 38.9 |  |  | 38.8 |  |  | 38.8 |  |  | 38.8 |
Basic earnings per share | $ | 0.84 |  |  | $ | 0.59 |  |  | $ | 1.20 |  |  | $ | 1.38 |
Diluted earnings per share | $ | 0.84 |  |  | $ | 0.58 |  |  | $ | 1.19 |  |  | $ | 1.37 |
Potentially dilutive shares outstanding are primarily related to performance shares for the third quarter and September year to date 2018 and 2017.

X
- References No definition available. + Details
Name: | us-gaap_EarningsPerShareAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The entire disclosure for earnings per share. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -URI http://asc.fasb.org/topic&trid=2144383 + Details
Name: | us-gaap_EarningsPerShareTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration