Consolidated Statements of Shareholders' Equity - USD ($) shares in Millions, $ in Millions |
Total |
Common Stock |
Capital in Excess of Par Value |
Retained Earnings |
Accumulated Other Comprehensive Loss |
Total World Fuel Shareholders' Equity |
Noncontrolling Interest Equity |
| Balance as of beginning of period at Dec. 31, 2016 |
$ 1,940.0
|
$ 0.7
|
$ 399.9
|
$ 1,679.3
|
$ (154.8)
|
$ 1,925.0
|
$ 15.0
|
| Balance (in shares) at Dec. 31, 2016 |
|
69.9
|
|
|
|
|
|
| Increase (Decrease) in Shareholders' Equity |
|
|
|
|
|
|
|
| Net income |
31.1
|
|
|
31.3
|
|
31.3
|
(0.3)
|
| Cash dividends declared |
(4.1)
|
|
|
(4.1)
|
|
(4.1)
|
|
| Distribution of noncontrolling interest |
(0.1)
|
|
|
|
|
|
(0.1)
|
| Amortization of share-based payment awards |
4.2
|
|
4.2
|
|
|
4.2
|
|
| Purchases of common stock tendered by employees to satisfy the required withholding taxes related to share-based payment awards |
(1.2)
|
|
(1.2)
|
|
|
(1.2)
|
|
| Purchases of common stock |
(11.1)
|
|
(11.1)
|
|
|
(11.1)
|
|
| Purchases of common stock (in shares) |
|
(0.3)
|
|
|
|
|
|
| Other comprehensive income (loss) |
16.9
|
|
|
|
16.7
|
16.7
|
0.2
|
| Balance as of end of period at Mar. 31, 2017 |
1,975.6
|
$ 0.7
|
391.8
|
1,706.5
|
(138.1)
|
1,960.8
|
14.8
|
| Balance (in shares) at Mar. 31, 2017 |
|
69.6
|
|
|
|
|
|
| Balance as of beginning of period at Dec. 31, 2017 |
$ 1,738.0
|
$ 0.7
|
354.9
|
1,492.8
|
(126.5)
|
1,721.9
|
16.0
|
| Balance (in shares) at Dec. 31, 2017 |
67.7
|
67.7
|
|
|
|
|
|
| Increase (Decrease) in Shareholders' Equity |
|
|
|
|
|
|
|
| Net income |
$ 31.3
|
|
|
31.2
|
|
31.2
|
0.1
|
| Cash dividends declared |
(4.0)
|
|
|
(4.0)
|
|
(4.0)
|
|
| Amortization of share-based payment awards |
4.2
|
|
4.2
|
|
|
4.2
|
|
| Issuance (cancellation) of common stock related to share-based payment awards |
(0.3)
|
|
(0.3)
|
|
|
(0.3)
|
|
| Purchases of common stock tendered by employees to satisfy the required withholding taxes related to share-based payment awards |
(0.3)
|
|
(0.3)
|
|
|
(0.3)
|
|
| Other comprehensive income (loss) |
0.5
|
|
|
|
0.8
|
0.8
|
(0.3)
|
| Reclassification of certain tax effects from U.S. Tax Reform |
1.6
|
|
|
1.6
|
|
1.6
|
|
| Balance as of end of period at Mar. 31, 2018 |
$ 1,771.0
|
$ 0.7
|
$ 358.6
|
$ 1,521.6
|
$ (125.7)
|
$ 1,755.1
|
$ 15.9
|
| Balance (in shares) at Mar. 31, 2018 |
67.7
|
67.7
|
|
|
|
|
|