v3.8.0.1

QUARTERLY FINANCIAL DATA - UNAUDITED (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2017	Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
QUARTERLY FINANCIAL DATA
Net sales	$ 161,549	$ 162,561	$ 152,998	$ 142,703	$ 137,480	$ 123,970	$ 132,597	$ 120,199	$ 619,811	$ 514,246	$ 535,004
Net sales less cost of products sold (excluding depreciation and amortization)	49,772	48,543	46,712	43,888	42,634	38,540	44,934	41,740
Net income	$ 9,362	$ 5,111	$ 5,853	$ 775	$ (5,942)	$ 6,385	$ 7,896	$ 5,458	$ 21,101	$ 13,797	$ 43,463
Basic:
Basic net income per common share (in dollars per share)	$ 0.19	$ 0.10	$ 0.12	$ 0.02	$ (0.12)	$ 0.13	$ 0.16	$ 0.11	$ 0.42	$ 0.27	$ 0.84
Diluted:
Diluted net income per common share (in dollars per share)	$ 0.19	$ 0.10	$ 0.12	$ 0.02	$ (0.12)	$ 0.13	$ 0.15	$ 0.11	$ 0.42	$ 0.27	$ 0.82
Average common shares outstanding
Basic (in shares)	50,508	50,489	50,470	50,411	50,255	50,246	50,225	50,308	50,470	50,259	51,902
Diluted (in shares)	50,561	50,624	50,511	50,486	51,081	50,984	50,987	51,041	50,546	51,023	52,709
Significant quarterly financial information
Tax expense recognized from incorporation of Belgium branch				$ 2,400					$ 2,400
Gain on the sale of an idled plant	$ 4,100								$ 4,148
Activated Carbon and Filter Aid Business (New Business)
Significant quarterly financial information
Costs related to the acquisition					$ 12,200
Transaction costs				$ 2,100	$ 10,500

Represents the combined amount of acquisition- and integration-related costs incurred to effect a business combination which have been expensed during the period and amortization of the amount of addition (reduction) to the amount at which an asset could be incurred (settled) in a current transaction between willing parties, attributable to inventory recognized as of the acquisition date.

+ References

No definition available.

CALGON CARBON Corp 10-K