Purchase of interest in Aerex Industries, Inc. (Tables)

12 Months Ended

Dec. 31, 2017

Schedule of Business Acquisitions, by Acquisition [Table Text Block]

The purchase price for Aerex is summarized as follows:

Cash consideration
Purchase price (excluding working capital)	$	7,140,000
Working capital adjustment		605,179
Cash acquired		(2,326)
Total cash consideration	$	7,742,853

Schedule of Recognized Identified Assets Acquired and Liabilities Assumed [Table Text Block]

The following table summarizes the estimated fair values of the assets and liabilities assumed at the acquisition date:

Financial assets	$	456,664
Inventory		70,487
Costs and estimated earnings in excess of billings		784,465
Property, plant and equipment		2,159,401
Identifiable intangible assets		5,900,000
Deferred tax liability		(2,451,298)
Accounts payable and accrued liabilities		(116,893)
Net liability arising from put/call options		(383,000)
Total identifiable net assets		6,419,826
Non-controlling interest in Aerex		(6,712,184)
Goodwill		8,035,211
	$	7,742,853

Schedule of Finite-Lived Intangible Assets Acquired as Part of Business Combination [Table Text Block]

The identifiable intangible assets consisted of the following items:

	Amount		Useful life
Non-compete agreement	$	400,000	5 years
Trade name		1,400,000	15 years
Certifications/programs		2,000,000	3 years
Customer backlog		100,000	1 year
Customer relationships		2,000,000	4 years
	$	5,900,000

Business Acquisition, Pro Forma Information [Table Text Block]

The pro forma results have been prepared for comparative purposes only and do not purport to be indicative of the results of operations which would have actually occurred had the transaction taken place on January 1, 2015, or of future results of operations:

	Year Ended December 31,
	2016		2015
Revenues	$	58,381,424	$	75,919,627
Cost of revenues		33,892,238		47,624,001
Gross profit		24,489,186		28,295,626
General and administrative expenses		18,992,301		17,266,335
Impairment loss on long-lived assets		2,000,000		-
Impairment of goodwill		1,750,000		-
Income from operations		1,746,885		11,029,291
Other income, net		419,458		226,762
Income before income taxes		2,166,343		11,256,053
Provision for (benefit from) income taxes		(608,970)		1,127,911
Net income		2,775,313		10,128,142
Income (loss) attributable to non-controlling interests		(1,148,675)		1,719,425
Net income attributable to Consolidated Water Co. Ltd. stockholders	$	3,923,988	$	8,408,717

Basic earnings per common share attributable to Consolidated Water Co. Ltd. common stockholders	$	0.26	$	0.57
Diluted earnings per common share attributable to Consolidated Water Co. Ltd. common stockholders	$	0.26	$	0.57

Weighted average number of common shares used in the determination of:
Basic earnings per share		14,809,909		14,741,748
Diluted earnings per share		14,944,028		14,827,755

Aerex Industries Inc [Member]

Business Acquisition [Line Items]

Business Acquisition, Pro Forma Information [Table Text Block]

The results of operations of Aerex included in the Company’s results of operations for the period February 11, 2016 to December 31, 2016 are as follows:

	Year Ended December 31, 2016
Revenues	$	3,887,284
Gross profit		796,450
Amortization of intangibles		(1,320,000)
Impairment loss		(1,750,000)
Net loss		(1,566,281)