Financing Receivables - Impaired Loans (Details 5) (USD $) | 3 Months Ended | 12 Months Ended |
In Thousands, unless otherwise specified | Mar. 31, 2014 | Dec. 31, 2013 |
Loans Receivable | ' | ' |
Financing Receivable, Impaired [Line Items] | ' | ' |
Related Allowance | ' | ' |
Recorded Investment | 14,929 | 16,470 |
Unpaid Principal Balance | 14,929 | 16,470 |
Average Recorded Investment | 15,693 | 18,539 |
Interest Income Recognized | 182 | 825 |
Purchased loans | ' | ' |
Financing Receivable, Impaired [Line Items] | ' | ' |
Recorded Investment, with related allowance | ' | ' |
Unpaid Principal Balance, with related allowance | ' | ' |
Related Allowance | ' | ' |
Average Recorded Investment | ' | 74 |
Interest Income Recognized | ' | ' |
Purchased loans | With fair value discount | ' | ' |
Financing Receivable, Impaired [Line Items] | ' | ' |
Recorded Investment, with no related allowance | 10,461 | 10,827 |
Unpaid Principal Balance, with no related allowance | 10,461 | 10,827 |
Related Allowance, with no related allowance | ' | ' |
Average Recorded Investment, with no related allowance | 10,645 | 12,212 |
Interest Income Recognized, with no related allowance | 161 | 650 |
Recorded Investment, with related allowance | ' | ' |
Unpaid Principal Balance, with related allowance | ' | ' |
Related Allowance | ' | ' |
Average Recorded Investment | ' | 7 |
Interest Income Recognized | ' | ' |
Purchased loans | With no fair value discount | ' | ' |
Financing Receivable, Impaired [Line Items] | ' | ' |
Recorded Investment, with no related allowance | 2,337 | 2,662 |
Unpaid Principal Balance, with no related allowance | 2,337 | 2,662 |
Related Allowance, with no related allowance | ' | ' |
Average Recorded Investment, with no related allowance | 2,492 | 2,213 |
Interest Income Recognized, with no related allowance | 9 | 108 |
Originated loans | ' | ' |
Financing Receivable, Impaired [Line Items] | ' | ' |
Recorded Investment, with no related allowance | 2,131 | 2,981 |
Unpaid Principal Balance, with no related allowance | 2,131 | 2,981 |
Related Allowance, with no related allowance | ' | ' |
Average Recorded Investment, with no related allowance | 2,556 | 3,479 |
Interest Income Recognized, with no related allowance | 12 | 67 |
Recorded Investment, with related allowance | ' | ' |
Unpaid Principal Balance, with related allowance | ' | ' |
Related Allowance | ' | ' |
Average Recorded Investment | ' | 554 |
Interest Income Recognized | ' | ' |
1-4 Family Residential | Loans Receivable | ' | ' |
Financing Receivable, Impaired [Line Items] | ' | ' |
Related Allowance | ' | ' |
Recorded Investment | 6,616 | 8,033 |
Unpaid Principal Balance | 6,616 | 8,033 |
Average Recorded Investment | 7,325 | 9,142 |
Interest Income Recognized | 58 | 331 |
1-4 Family Residential | Purchased loans | ' | ' |
Financing Receivable, Impaired [Line Items] | ' | ' |
Recorded Investment, with related allowance | ' | ' |
Unpaid Principal Balance, with related allowance | ' | ' |
Related Allowance | ' | ' |
Average Recorded Investment | ' | 74 |
Interest Income Recognized | ' | ' |
1-4 Family Residential | Purchased loans | With fair value discount | ' | ' |
Financing Receivable, Impaired [Line Items] | ' | ' |
Recorded Investment, with no related allowance | 2,905 | 3,180 |
Unpaid Principal Balance, with no related allowance | 2,905 | 3,180 |
Related Allowance, with no related allowance | ' | ' |
Average Recorded Investment, with no related allowance | 3,043 | 3,556 |
Interest Income Recognized, with no related allowance | 44 | 192 |
Recorded Investment, with related allowance | ' | ' |
Unpaid Principal Balance, with related allowance | ' | ' |
Related Allowance | ' | ' |
Average Recorded Investment | ' | 7 |
Interest Income Recognized | ' | ' |
1-4 Family Residential | Purchased loans | With no fair value discount | ' | ' |
Financing Receivable, Impaired [Line Items] | ' | ' |
Recorded Investment, with no related allowance | 2,314 | 2,646 |
Unpaid Principal Balance, with no related allowance | 2,314 | 2,646 |
Related Allowance, with no related allowance | ' | ' |
Average Recorded Investment, with no related allowance | 2,480 | 2,185 |
Interest Income Recognized, with no related allowance | 9 | 107 |
1-4 Family Residential | Originated loans | ' | ' |
Financing Receivable, Impaired [Line Items] | ' | ' |
Recorded Investment, with no related allowance | 1,397 | 2,207 |
Unpaid Principal Balance, with no related allowance | 1,397 | 2,207 |
Related Allowance, with no related allowance | ' | ' |
Average Recorded Investment, with no related allowance | 1,802 | 2,847 |
Interest Income Recognized, with no related allowance | 5 | 32 |
Recorded Investment, with related allowance | ' | ' |
Unpaid Principal Balance, with related allowance | ' | ' |
Related Allowance | ' | ' |
Average Recorded Investment | ' | 473 |
Interest Income Recognized | ' | ' |
Multi-family | Loans Receivable | ' | ' |
Financing Receivable, Impaired [Line Items] | ' | ' |
Related Allowance | ' | ' |
Recorded Investment | 1,150 | 1,151 |
Unpaid Principal Balance | 1,150 | 1,151 |
Average Recorded Investment | 1,151 | 1,154 |
Interest Income Recognized | 6 | 22 |
Multi-family | Purchased loans | ' | ' |
Financing Receivable, Impaired [Line Items] | ' | ' |
Recorded Investment, with related allowance | ' | ' |
Unpaid Principal Balance, with related allowance | ' | ' |
Related Allowance | ' | ' |
Average Recorded Investment | ' | ' |
Interest Income Recognized | ' | ' |
Multi-family | Purchased loans | With fair value discount | ' | ' |
Financing Receivable, Impaired [Line Items] | ' | ' |
Recorded Investment, with no related allowance | 1,055 | 1,056 |
Unpaid Principal Balance, with no related allowance | 1,055 | 1,056 |
Related Allowance, with no related allowance | ' | ' |
Average Recorded Investment, with no related allowance | 1,056 | 1,059 |
Interest Income Recognized, with no related allowance | 6 | 22 |
Recorded Investment, with related allowance | ' | ' |
Unpaid Principal Balance, with related allowance | ' | ' |
Related Allowance | ' | ' |
Average Recorded Investment | ' | ' |
Interest Income Recognized | ' | ' |
Multi-family | Purchased loans | With no fair value discount | ' | ' |
Financing Receivable, Impaired [Line Items] | ' | ' |
Recorded Investment, with no related allowance | ' | ' |
Unpaid Principal Balance, with no related allowance | ' | ' |
Related Allowance, with no related allowance | ' | ' |
Average Recorded Investment, with no related allowance | ' | ' |
Interest Income Recognized, with no related allowance | ' | ' |
Multi-family | Originated loans | ' | ' |
Financing Receivable, Impaired [Line Items] | ' | ' |
Recorded Investment, with no related allowance | 95 | 95 |
Unpaid Principal Balance, with no related allowance | 95 | 95 |
Related Allowance, with no related allowance | ' | ' |
Average Recorded Investment, with no related allowance | 95 | 95 |
Interest Income Recognized, with no related allowance | ' | ' |
Recorded Investment, with related allowance | ' | ' |
Unpaid Principal Balance, with related allowance | ' | ' |
Related Allowance | ' | ' |
Average Recorded Investment | ' | ' |
Interest Income Recognized | ' | ' |
Construction | Loans Receivable | ' | ' |
Financing Receivable, Impaired [Line Items] | ' | ' |
Related Allowance | ' | ' |
Recorded Investment | ' | ' |
Unpaid Principal Balance | ' | ' |
Average Recorded Investment | ' | ' |
Interest Income Recognized | ' | ' |
Construction | Purchased loans | ' | ' |
Financing Receivable, Impaired [Line Items] | ' | ' |
Recorded Investment, with related allowance | ' | ' |
Unpaid Principal Balance, with related allowance | ' | ' |
Related Allowance | ' | ' |
Average Recorded Investment | ' | ' |
Interest Income Recognized | ' | ' |
Construction | Purchased loans | With fair value discount | ' | ' |
Financing Receivable, Impaired [Line Items] | ' | ' |
Recorded Investment, with no related allowance | ' | ' |
Unpaid Principal Balance, with no related allowance | ' | ' |
Related Allowance, with no related allowance | ' | ' |
Average Recorded Investment, with no related allowance | ' | ' |
Interest Income Recognized, with no related allowance | ' | ' |
Recorded Investment, with related allowance | ' | ' |
Unpaid Principal Balance, with related allowance | ' | ' |
Related Allowance | ' | ' |
Average Recorded Investment | ' | ' |
Interest Income Recognized | ' | ' |
Construction | Purchased loans | With no fair value discount | ' | ' |
Financing Receivable, Impaired [Line Items] | ' | ' |
Recorded Investment, with no related allowance | ' | ' |
Unpaid Principal Balance, with no related allowance | ' | ' |
Related Allowance, with no related allowance | ' | ' |
Average Recorded Investment, with no related allowance | ' | ' |
Interest Income Recognized, with no related allowance | ' | ' |
Construction | Originated loans | ' | ' |
Financing Receivable, Impaired [Line Items] | ' | ' |
Recorded Investment, with no related allowance | ' | ' |
Unpaid Principal Balance, with no related allowance | ' | ' |
Related Allowance, with no related allowance | ' | ' |
Average Recorded Investment, with no related allowance | ' | ' |
Interest Income Recognized, with no related allowance | ' | ' |
Recorded Investment, with related allowance | ' | ' |
Unpaid Principal Balance, with related allowance | ' | ' |
Related Allowance | ' | ' |
Average Recorded Investment | ' | ' |
Interest Income Recognized | ' | ' |
Commercial | Loans Receivable | ' | ' |
Financing Receivable, Impaired [Line Items] | ' | ' |
Related Allowance | ' | ' |
Recorded Investment | 7,140 | 7,270 |
Unpaid Principal Balance | 7,140 | 7,270 |
Average Recorded Investment | 7,205 | 8,174 |
Interest Income Recognized | 118 | 471 |
Commercial | Purchased loans | ' | ' |
Financing Receivable, Impaired [Line Items] | ' | ' |
Recorded Investment, with related allowance | ' | ' |
Unpaid Principal Balance, with related allowance | ' | ' |
Related Allowance | ' | ' |
Average Recorded Investment | ' | ' |
Interest Income Recognized | ' | ' |
Commercial | Purchased loans | With fair value discount | ' | ' |
Financing Receivable, Impaired [Line Items] | ' | ' |
Recorded Investment, with no related allowance | 6,501 | 6,591 |
Unpaid Principal Balance, with no related allowance | 6,501 | 6,591 |
Related Allowance, with no related allowance | ' | ' |
Average Recorded Investment, with no related allowance | 6,546 | 7,556 |
Interest Income Recognized, with no related allowance | 111 | 436 |
Recorded Investment, with related allowance | ' | ' |
Unpaid Principal Balance, with related allowance | ' | ' |
Related Allowance | ' | ' |
Average Recorded Investment | ' | ' |
Interest Income Recognized | ' | ' |
Commercial | Purchased loans | With no fair value discount | ' | ' |
Financing Receivable, Impaired [Line Items] | ' | ' |
Recorded Investment, with no related allowance | ' | ' |
Unpaid Principal Balance, with no related allowance | ' | ' |
Related Allowance, with no related allowance | ' | ' |
Average Recorded Investment, with no related allowance | ' | ' |
Interest Income Recognized, with no related allowance | ' | ' |
Commercial | Originated loans | ' | ' |
Financing Receivable, Impaired [Line Items] | ' | ' |
Recorded Investment, with no related allowance | 639 | 679 |
Unpaid Principal Balance, with no related allowance | 639 | 679 |
Related Allowance, with no related allowance | ' | ' |
Average Recorded Investment, with no related allowance | 659 | 537 |
Interest Income Recognized, with no related allowance | 7 | 35 |
Recorded Investment, with related allowance | ' | ' |
Unpaid Principal Balance, with related allowance | ' | ' |
Related Allowance | ' | ' |
Average Recorded Investment | ' | 81 |
Interest Income Recognized | ' | ' |
Consumer | Loans Receivable | ' | ' |
Financing Receivable, Impaired [Line Items] | ' | ' |
Related Allowance | ' | ' |
Recorded Investment | 23 | 16 |
Unpaid Principal Balance | 23 | 16 |
Average Recorded Investment | 12 | 69 |
Interest Income Recognized | ' | 1 |
Consumer | Purchased loans | ' | ' |
Financing Receivable, Impaired [Line Items] | ' | ' |
Recorded Investment, with related allowance | ' | ' |
Unpaid Principal Balance, with related allowance | ' | ' |
Related Allowance | ' | ' |
Average Recorded Investment | ' | ' |
Interest Income Recognized | ' | ' |
Consumer | Purchased loans | With fair value discount | ' | ' |
Financing Receivable, Impaired [Line Items] | ' | ' |
Recorded Investment, with no related allowance | ' | ' |
Unpaid Principal Balance, with no related allowance | ' | ' |
Related Allowance, with no related allowance | ' | ' |
Average Recorded Investment, with no related allowance | ' | 41 |
Interest Income Recognized, with no related allowance | ' | ' |
Recorded Investment, with related allowance | ' | ' |
Unpaid Principal Balance, with related allowance | ' | ' |
Related Allowance | ' | ' |
Average Recorded Investment | ' | ' |
Interest Income Recognized | ' | ' |
Consumer | Purchased loans | With no fair value discount | ' | ' |
Financing Receivable, Impaired [Line Items] | ' | ' |
Recorded Investment, with no related allowance | 23 | 16 |
Unpaid Principal Balance, with no related allowance | 23 | 16 |
Related Allowance, with no related allowance | ' | ' |
Average Recorded Investment, with no related allowance | 12 | 28 |
Interest Income Recognized, with no related allowance | ' | 1 |
Consumer | Originated loans | ' | ' |
Financing Receivable, Impaired [Line Items] | ' | ' |
Recorded Investment, with no related allowance | ' | ' |
Unpaid Principal Balance, with no related allowance | ' | ' |
Related Allowance, with no related allowance | ' | ' |
Average Recorded Investment, with no related allowance | ' | ' |
Interest Income Recognized, with no related allowance | ' | ' |
Recorded Investment, with related allowance | ' | ' |
Unpaid Principal Balance, with related allowance | ' | ' |
Related Allowance | ' | ' |
Average Recorded Investment | ' | ' |
Interest Income Recognized | ' | ' |