Regulatory Capital (Tables)

12 Months Ended

Dec. 31, 2016

Regulatory Capital Disclosure [Abstract]

Schedule of Compliance with Regulatory Capital

The following table summarizes regulatory capital information at December 31, 2016 and 2015 on a consolidated basis and for Synovus’ significant subsidiary, defined as any direct subsidiary with assets or net income levels exceeding 10% of the consolidated totals.

	Actual				For Capital Adequacy Purposes		To Be Well Capitalized Under Prompt Corrective Action Provisions (1)
(dollars in thousands)	2016			2015	2016	2015	2016	2015
Synovus Financial Corp.
Tier 1 capital	$	2,685,880		2,660,016	1,599,725	1,538,637	N/A	N/A
Common equity tier 1 capital	2,654,287			2,660,016	1,199,794	1,153,977	N/A	N/A
Total risk-based capital	3,201,268			3,255,758	2,132,966	2,051,515	N/A	N/A
Tier 1 risk-based capital ratio	10.07		%	10.37	6.00	6.00	N/A	N/A
Common equity tier 1 capital ratio	9.96			10.37	4.50	4.50	N/A	N/A
Total risk-based capital ratio	12.01			12.70	8.00	8.00	N/A	N/A
Leverage ratio	8.99			9.43	4.00	4.00	N/A	N/A
Synovus Bank
Tier 1 capital	$	3,187,583		3,136,132	1,597,302	1,535,541	2,129,736	2,047,388
Common equity tier 1 capital	3,187,583			3,136,132	1,197,976	1,151,656	1,730,410	1,663,503
Total risk-based capital	3,441,563			3,390,764	2,129,736	2,047,388	2,662,169	2,559,235
Tier 1 risk-based capital ratio	11.97		%	12.25	6.00	6.00	8.00	8.00
Common equity tier 1 capital ratio	11.97			12.25	4.50	4.50	6.50	6.50
Total risk-based capital ratio	12.93			13.25	8.00	8.00	10.00	10.00
Leverage ratio	10.68			11.15	4.00	4.00	5.00	5.00

⁽¹⁾ The prompt corrective action provisions are applicable at the bank level only.