Restructuring, Asset Impairment, and Transition Expenses (Tables)

6 Months Ended

Jun. 30, 2018

Reconciliation of Accrued Restructuring Costs

The following is a reconciliation of the accrued restructuring costs between January 1, 2018 and June 30, 2018.

	2015 Altra Plan			2017 Altra Plan			Total All Plans
Balance at January 1, 2018	$	800		$	208		$	1,008
Restructuring expense incurred		—			1,509			1,509
Cash payments		(296	)		(1,341	)		(1,637	)
Balance at June 30, 2018	$	504		$	376		$	880

2015 Altra Plan [Member]

Summary of Total Restructuring Expense

The following table details restructuring charges incurred by segment for the periods presented under the 2015 Altra Plan.

	Quarter Ended				Year to Date Ended
	June 30, 2018		June 30, 2017		June 30, 2018		June 30, 2017
Couplings, Clutches & Brakes	$	—	$	488	$	—	$	1,849
Electromagnetic Clutches & Brakes		—		—		—		—
Gearing		—		488		—		784
Corporate (1)		—		222		—		463
Total	$	—	$	1,198	$	—	$	3,096

2017 Altra Plan [Member]

Summary of Total Restructuring Expense

The following table details restructuring charges incurred by segment for the periods presented under the 2017 Altra Plan.

	Quarter Ended				Year to Date Ended
	June 30, 2018		June 30, 2017		June 30, 2018		June 30, 2017
Couplings, Clutches & Brakes	$	479	$	—	$	1,421	$	—
Electromagnetic Clutches & Brakes		—		—		—		—
Gearing		85		—		67		—
Corporate (1)		2		—		21		—
Total	$	566	$	—	$	1,509	$	—