If I were AA, I'd be offering Donaldson something like this. You save a bit of money up front while you're still paying JB and EE, and the backload won't look so bad in a few years with inflation assuming he remains a 4ish WAR player by then.
[TABLE=width: 219]
[TR]
[TD=align: right]2016[/TD]
[TD=align: right]$10,000,000 [/TD]
[/TR]
[TR]
[TD=align: right]2017[/TD]
[TD=align: right]$15,000,000 [/TD]
[/TR]
[TR]
[TD=align: right]2018[/TD]
[TD=align: right]$15,000,000 [/TD]
[/TR]
[TR]
[TD=align: right]2019[/TD]
[TD=align: right]$20,000,000 [/TD]
[/TR]
[TR]
[TD=align: right]2020[/TD]
[TD=align: right]$25,000,000 [/TD]
[/TR]
[TR]
[TD=align: right]2021[/TD]
[TD=align: right]$25,000,000 [/TD]
[/TR]
[TR]
[TD][/TD]
[TD=align: right]$110,000,000
[/TD]
[/TR]
[/TABLE]